Home / 876,039.26-1,313,493.92-343,614.11

Finding the Fourth Proportional to 876,039.26, 1,313,493.92 and 343,614.11

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Solution

The fourth proportional to 876,039.26, 1,313,493.92 and 343,614.11 is: 515,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,039.26 : 1,313,493.92 = 343,614.11 : x
  2. Step 2: Convert to fraction form
    876,039.26/1,313,493.92 = 343,614.11/x
  3. Step 3: Cross multiply
    876,039.26x = 1,313,493.92 × 343,614.11
  4. Step 4: Simplify right side
    876,039.26x = 451,335,042,593.14
  5. Step 5: Solve for x
    x = 451,335,042,593.14/876,039.26
  6. Step 6: Final answer
    x = 515,199.56

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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.