Home / 731,917.20-1,009,503.36-516,833.04

Finding the Fourth Proportional to 731,917.20, 1,009,503.36 and 516,833.04

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Solution

The fourth proportional to 731,917.20, 1,009,503.36 and 516,833.04 is: 712,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,917.20 : 1,009,503.36 = 516,833.04 : x
  2. Step 2: Convert to fraction form
    731,917.20/1,009,503.36 = 516,833.04/x
  3. Step 3: Cross multiply
    731,917.20x = 1,009,503.36 × 516,833.04
  4. Step 4: Simplify right side
    731,917.20x = 521,744,690,439.01
  5. Step 5: Solve for x
    x = 521,744,690,439.01/731,917.20
  6. Step 6: Final answer
    x = 712,846.60

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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.