Finding the Fourth Proportional to 502,390.14, 693,306.26 and 272,951.97
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Solution
The fourth proportional to 502,390.14, 693,306.26 and 272,951.97 is: 376,677.99
Step by Step Solution
- Step 1: Write the proportion equation
502,390.14 : 693,306.26 = 272,951.97 : x - Step 2: Convert to fraction form
502,390.14/693,306.26 = 272,951.97/x - Step 3: Cross multiply
502,390.14x = 693,306.26 × 272,951.97 - Step 4: Simplify right side
502,390.14x = 189,239,310,162.71 - Step 5: Solve for x
x = 189,239,310,162.71/502,390.14 - Step 6: Final answer
x = 376,677.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.