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Finding the Fourth Proportional to 506.38, 759.94 and 476.14

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Solution

The fourth proportional to 506.38, 759.94 and 476.14 is: 714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.38 : 759.94 = 476.14 : x
  2. Step 2: Convert to fraction form
    506.38/759.94 = 476.14/x
  3. Step 3: Cross multiply
    506.38x = 759.94 × 476.14
  4. Step 4: Simplify right side
    506.38x = 361,837.83
  5. Step 5: Solve for x
    x = 361,837.83/506.38
  6. Step 6: Final answer
    x = 714.56

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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.