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Finding the Fourth Proportional to 652.62, 979.56 and 532.34

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Solution

The fourth proportional to 652.62, 979.56 and 532.34 is: 799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.62 : 979.56 = 532.34 : x
  2. Step 2: Convert to fraction form
    652.62/979.56 = 532.34/x
  3. Step 3: Cross multiply
    652.62x = 979.56 × 532.34
  4. Step 4: Simplify right side
    652.62x = 521,458.97
  5. Step 5: Solve for x
    x = 521,458.97/652.62
  6. Step 6: Final answer
    x = 799.02

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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.