Home / 951,674.60-1,313,321.12-516,092.78

Finding the Fourth Proportional to 951,674.60, 1,313,321.12 and 516,092.78

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Solution

The fourth proportional to 951,674.60, 1,313,321.12 and 516,092.78 is: 712,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,674.60 : 1,313,321.12 = 516,092.78 : x
  2. Step 2: Convert to fraction form
    951,674.60/1,313,321.12 = 516,092.78/x
  3. Step 3: Cross multiply
    951,674.60x = 1,313,321.12 × 516,092.78
  4. Step 4: Simplify right side
    951,674.60x = 677,795,542,577.14
  5. Step 5: Solve for x
    x = 677,795,542,577.14/951,674.60
  6. Step 6: Final answer
    x = 712,213.55

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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.