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Finding the Fourth Proportional to 532.52, 735.91 and 432.74

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Solution

The fourth proportional to 532.52, 735.91 and 432.74 is: 598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.52 : 735.91 = 432.74 : x
  2. Step 2: Convert to fraction form
    532.52/735.91 = 432.74/x
  3. Step 3: Cross multiply
    532.52x = 735.91 × 432.74
  4. Step 4: Simplify right side
    532.52x = 318,452.93
  5. Step 5: Solve for x
    x = 318,452.93/532.52
  6. Step 6: Final answer
    x = 598.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.