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Finding the Fourth Proportional to 617.52, 926.24 and 232.72

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Solution

The fourth proportional to 617.52, 926.24 and 232.72 is: 349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.52 : 926.24 = 232.72 : x
  2. Step 2: Convert to fraction form
    617.52/926.24 = 232.72/x
  3. Step 3: Cross multiply
    617.52x = 926.24 × 232.72
  4. Step 4: Simplify right side
    617.52x = 215,554.57
  5. Step 5: Solve for x
    x = 215,554.57/617.52
  6. Step 6: Final answer
    x = 349.06

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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.