Home / 741,034.66-1,022,614.40-418,737.82

Finding the Fourth Proportional to 741,034.66, 1,022,614.40 and 418,737.82

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Solution

The fourth proportional to 741,034.66, 1,022,614.40 and 418,737.82 is: 577,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,034.66 : 1,022,614.40 = 418,737.82 : x
  2. Step 2: Convert to fraction form
    741,034.66/1,022,614.40 = 418,737.82/x
  3. Step 3: Cross multiply
    741,034.66x = 1,022,614.40 × 418,737.82
  4. Step 4: Simplify right side
    741,034.66x = 428,207,324,556.61
  5. Step 5: Solve for x
    x = 428,207,324,556.61/741,034.66
  6. Step 6: Final answer
    x = 577,850.60

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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.