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Finding the Fourth Proportional to 542.66, 814.25 and 337.17

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Solution

The fourth proportional to 542.66, 814.25 and 337.17 is: 505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    542.66 : 814.25 = 337.17 : x
  2. Step 2: Convert to fraction form
    542.66/814.25 = 337.17/x
  3. Step 3: Cross multiply
    542.66x = 814.25 × 337.17
  4. Step 4: Simplify right side
    542.66x = 274,538.99
  5. Step 5: Solve for x
    x = 274,538.99/542.66
  6. Step 6: Final answer
    x = 505.92

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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.