So you
Using Proportions to Solve Nutrition Problems
(round to the nearest whole number)
When two quantities increase or decrease directly together, General Proportion Set-up
we can say they are "in proportion." There are many
applications of proportions in nutrition. In this lesson, we
quantity A X X2
will look at how proportions can be used to solve problems
quantity
B y , Y2
with food labels.
Cross-multiply to solve!
Situation: Amount/Size and Percent
McDonald's Medium Fries
Serving Size: 1 medium order. 5.2 oz. 1479
1. What is the daily recommended allowance of total
fat in grams?
Calories 450
Calories from Fat 198
Amount Per Serving
DV
3496
209
09
129
Total Fat 229
Saturated Fat 49
Cholesterol Omg
Sodlum 290mg
Total Carbohydrate 579
Dietary Fiber 59
Sugars 0g
Protein 69
Vitamin A 096
19
20%
10%
30%
2. What is the daily recommended allowance of sodium
in milligrams.
Vitamin C