Home / 801,687.78-1,202,502.51-240,707.70

Finding the Fourth Proportional to 801,687.78, 1,202,502.51 and 240,707.70

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Solution

The fourth proportional to 801,687.78, 1,202,502.51 and 240,707.70 is: 361,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,687.78 : 1,202,502.51 = 240,707.70 : x
  2. Step 2: Convert to fraction form
    801,687.78/1,202,502.51 = 240,707.70/x
  3. Step 3: Cross multiply
    801,687.78x = 1,202,502.51 × 240,707.70
  4. Step 4: Simplify right side
    801,687.78x = 289,451,613,426.33
  5. Step 5: Solve for x
    x = 289,451,613,426.33/801,687.78
  6. Step 6: Final answer
    x = 361,052.79

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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.