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Finding the Fourth Proportional to 506.23, 759.71 and 232.15

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Solution

The fourth proportional to 506.23, 759.71 and 232.15 is: 348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.23 : 759.71 = 232.15 : x
  2. Step 2: Convert to fraction form
    506.23/759.71 = 232.15/x
  3. Step 3: Cross multiply
    506.23x = 759.71 × 232.15
  4. Step 4: Simplify right side
    506.23x = 176,366.68
  5. Step 5: Solve for x
    x = 176,366.68/506.23
  6. Step 6: Final answer
    x = 348.39

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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.