Finding the Fourth Proportional to 667,873.26, 1,001,799.18 and 212,458.14
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Solution
The fourth proportional to 667,873.26, 1,001,799.18 and 212,458.14 is: 318,683.80
Step by Step Solution
- Step 1: Write the proportion equation
667,873.26 : 1,001,799.18 = 212,458.14 : x - Step 2: Convert to fraction form
667,873.26/1,001,799.18 = 212,458.14/x - Step 3: Cross multiply
667,873.26x = 1,001,799.18 × 212,458.14 - Step 4: Simplify right side
667,873.26x = 212,840,390,436.33 - Step 5: Solve for x
x = 212,840,390,436.33/667,873.26 - Step 6: Final answer
x = 318,683.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.