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Finding the Fourth Proportional to 652.52, 977.22 and 529.46

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Solution

The fourth proportional to 652.52, 977.22 and 529.46 is: 792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.52 : 977.22 = 529.46 : x
  2. Step 2: Convert to fraction form
    652.52/977.22 = 529.46/x
  3. Step 3: Cross multiply
    652.52x = 977.22 × 529.46
  4. Step 4: Simplify right side
    652.52x = 517,398.90
  5. Step 5: Solve for x
    x = 517,398.90/652.52
  6. Step 6: Final answer
    x = 792.92

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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.