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Finding the Fourth Proportional to 546.62, 819.48 and 363.56

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Solution

The fourth proportional to 546.62, 819.48 and 363.56 is: 545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.62 : 819.48 = 363.56 : x
  2. Step 2: Convert to fraction form
    546.62/819.48 = 363.56/x
  3. Step 3: Cross multiply
    546.62x = 819.48 × 363.56
  4. Step 4: Simplify right side
    546.62x = 297,930.15
  5. Step 5: Solve for x
    x = 297,930.15/546.62
  6. Step 6: Final answer
    x = 545.04

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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.