Home / 951,695.20-1,313,387.49-522,015.31

Finding the Fourth Proportional to 951,695.20, 1,313,387.49 and 522,015.31

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Solution

The fourth proportional to 951,695.20, 1,313,387.49 and 522,015.31 is: 720,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,695.20 : 1,313,387.49 = 522,015.31 : x
  2. Step 2: Convert to fraction form
    951,695.20/1,313,387.49 = 522,015.31/x
  3. Step 3: Cross multiply
    951,695.20x = 1,313,387.49 × 522,015.31
  4. Step 4: Simplify right side
    951,695.20x = 685,608,377,742.47
  5. Step 5: Solve for x
    x = 685,608,377,742.47/951,695.20
  6. Step 6: Final answer
    x = 720,407.52

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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.