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Finding the Fourth Proportional to 546.92, 819.84 and 532.88

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Solution

The fourth proportional to 546.92, 819.84 and 532.88 is: 798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.92 : 819.84 = 532.88 : x
  2. Step 2: Convert to fraction form
    546.92/819.84 = 532.88/x
  3. Step 3: Cross multiply
    546.92x = 819.84 × 532.88
  4. Step 4: Simplify right side
    546.92x = 436,876.34
  5. Step 5: Solve for x
    x = 436,876.34/546.92
  6. Step 6: Final answer
    x = 798.79

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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.