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Finding the Fourth Proportional to 296,542.80, 444,388.28 and 168,560.78

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Solution

The fourth proportional to 296,542.80, 444,388.28 and 168,560.78 is: 252,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,542.80 : 444,388.28 = 168,560.78 : x
  2. Step 2: Convert to fraction form
    296,542.80/444,388.28 = 168,560.78/x
  3. Step 3: Cross multiply
    296,542.80x = 444,388.28 × 168,560.78
  4. Step 4: Simplify right side
    296,542.80x = 74,906,432,034.91
  5. Step 5: Solve for x
    x = 74,906,432,034.91/296,542.80
  6. Step 6: Final answer
    x = 252,599.06

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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.