Finding the Fourth Proportional to 542,882.80, 814,324.20 and 371,935.92
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Solution
The fourth proportional to 542,882.80, 814,324.20 and 371,935.92 is: 557,903.88
Step by Step Solution
- Step 1: Write the proportion equation
542,882.80 : 814,324.20 = 371,935.92 : x - Step 2: Convert to fraction form
542,882.80/814,324.20 = 371,935.92/x - Step 3: Cross multiply
542,882.80x = 814,324.20 × 371,935.92 - Step 4: Simplify right side
542,882.80x = 302,876,420,505.26 - Step 5: Solve for x
x = 302,876,420,505.26/542,882.80 - Step 6: Final answer
x = 557,903.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.