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Finding the Fourth Proportional to 532.27, 798.42 and 508.58

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Solution

The fourth proportional to 532.27, 798.42 and 508.58 is: 762.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.27 : 798.42 = 508.58 : x
  2. Step 2: Convert to fraction form
    532.27/798.42 = 508.58/x
  3. Step 3: Cross multiply
    532.27x = 798.42 × 508.58
  4. Step 4: Simplify right side
    532.27x = 406,061.35
  5. Step 5: Solve for x
    x = 406,061.35/532.27
  6. Step 6: Final answer
    x = 762.88

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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.