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Finding the Fourth Proportional to 617.28, 925.88 and 232.52

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Solution

The fourth proportional to 617.28, 925.88 and 232.52 is: 348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.28 : 925.88 = 232.52 : x
  2. Step 2: Convert to fraction form
    617.28/925.88 = 232.52/x
  3. Step 3: Cross multiply
    617.28x = 925.88 × 232.52
  4. Step 4: Simplify right side
    617.28x = 215,285.62
  5. Step 5: Solve for x
    x = 215,285.62/617.28
  6. Step 6: Final answer
    x = 348.76

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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.