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Finding the Fourth Proportional to 474,422.92, 654,693.78 and 259,562.44

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Solution

The fourth proportional to 474,422.92, 654,693.78 and 259,562.44 is: 358,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,422.92 : 654,693.78 = 259,562.44 : x
  2. Step 2: Convert to fraction form
    474,422.92/654,693.78 = 259,562.44/x
  3. Step 3: Cross multiply
    474,422.92x = 654,693.78 × 259,562.44
  4. Step 4: Simplify right side
    474,422.92x = 169,933,914,989.62
  5. Step 5: Solve for x
    x = 169,933,914,989.62/474,422.92
  6. Step 6: Final answer
    x = 358,190.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.