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Finding the Fourth Proportional to 506.62, 759.84 and 232.72

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Solution

The fourth proportional to 506.62, 759.84 and 232.72 is: 349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.62 : 759.84 = 232.72 : x
  2. Step 2: Convert to fraction form
    506.62/759.84 = 232.72/x
  3. Step 3: Cross multiply
    506.62x = 759.84 × 232.72
  4. Step 4: Simplify right side
    506.62x = 176,829.96
  5. Step 5: Solve for x
    x = 176,829.96/506.62
  6. Step 6: Final answer
    x = 349.04

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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.