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Finding the Fourth Proportional to 650,446.91, 975,921.87 and 250,976.78

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Solution

The fourth proportional to 650,446.91, 975,921.87 and 250,976.78 is: 376,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,446.91 : 975,921.87 = 250,976.78 : x
  2. Step 2: Convert to fraction form
    650,446.91/975,921.87 = 250,976.78/x
  3. Step 3: Cross multiply
    650,446.91x = 975,921.87 × 250,976.78
  4. Step 4: Simplify right side
    650,446.91x = 244,933,726,773.70
  5. Step 5: Solve for x
    x = 244,933,726,773.70/650,446.91
  6. Step 6: Final answer
    x = 376,562.21

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1.5x scale

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.