Finding the Fourth Proportional to 502,617.80, 753,926.70 and 331,375.70
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Solution
The fourth proportional to 502,617.80, 753,926.70 and 331,375.70 is: 497,063.55
Step by Step Solution
- Step 1: Write the proportion equation
502,617.80 : 753,926.70 = 331,375.70 : x - Step 2: Convert to fraction form
502,617.80/753,926.70 = 331,375.70/x - Step 3: Cross multiply
502,617.80x = 753,926.70 × 331,375.70 - Step 4: Simplify right side
502,617.80x = 249,832,987,961.19 - Step 5: Solve for x
x = 249,832,987,961.19/502,617.80 - Step 6: Final answer
x = 497,063.55
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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.