Home / 521,882.24-782,871.17-162,055.13

Finding the Fourth Proportional to 521,882.24, 782,871.17 and 162,055.13

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Solution

The fourth proportional to 521,882.24, 782,871.17 and 162,055.13 is: 243,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,882.24 : 782,871.17 = 162,055.13 : x
  2. Step 2: Convert to fraction form
    521,882.24/782,871.17 = 162,055.13/x
  3. Step 3: Cross multiply
    521,882.24x = 782,871.17 × 162,055.13
  4. Step 4: Simplify right side
    521,882.24x = 126,868,284,502.97
  5. Step 5: Solve for x
    x = 126,868,284,502.97/521,882.24
  6. Step 6: Final answer
    x = 243,097.53

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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.