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Finding the Fourth Proportional to 532.52, 735.06 and 325.52

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Solution

The fourth proportional to 532.52, 735.06 and 325.52 is: 449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.52 : 735.06 = 325.52 : x
  2. Step 2: Convert to fraction form
    532.52/735.06 = 325.52/x
  3. Step 3: Cross multiply
    532.52x = 735.06 × 325.52
  4. Step 4: Simplify right side
    532.52x = 239,276.73
  5. Step 5: Solve for x
    x = 239,276.73/532.52
  6. Step 6: Final answer
    x = 449.33

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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.