Home / 885,446.20-1,221,910.04-503,472.92

Finding the Fourth Proportional to 885,446.20, 1,221,910.04 and 503,472.92

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Solution

The fourth proportional to 885,446.20, 1,221,910.04 and 503,472.92 is: 694,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,446.20 : 1,221,910.04 = 503,472.92 : x
  2. Step 2: Convert to fraction form
    885,446.20/1,221,910.04 = 503,472.92/x
  3. Step 3: Cross multiply
    885,446.20x = 1,221,910.04 × 503,472.92
  4. Step 4: Simplify right side
    885,446.20x = 615,198,615,816.12
  5. Step 5: Solve for x
    x = 615,198,615,816.12/885,446.20
  6. Step 6: Final answer
    x = 694,789.38

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Double scale
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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.