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Finding the Fourth Proportional to 546,932.00, 820,398.00 and 147,572.76

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Solution

The fourth proportional to 546,932.00, 820,398.00 and 147,572.76 is: 221,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,932.00 : 820,398.00 = 147,572.76 : x
  2. Step 2: Convert to fraction form
    546,932.00/820,398.00 = 147,572.76/x
  3. Step 3: Cross multiply
    546,932.00x = 820,398.00 × 147,572.76
  4. Step 4: Simplify right side
    546,932.00x = 121,068,397,235.86
  5. Step 5: Solve for x
    x = 121,068,397,235.86/546,932.00
  6. Step 6: Final answer
    x = 221,359.14

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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.