Home / 444,691.20-667,701.05-438,048.18

Finding the Fourth Proportional to 444,691.20, 667,701.05 and 438,048.18

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Solution

The fourth proportional to 444,691.20, 667,701.05 and 438,048.18 is: 657,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,691.20 : 667,701.05 = 438,048.18 : x
  2. Step 2: Convert to fraction form
    444,691.20/667,701.05 = 438,048.18/x
  3. Step 3: Cross multiply
    444,691.20x = 667,701.05 × 438,048.18
  4. Step 4: Simplify right side
    444,691.20x = 292,485,227,546.35
  5. Step 5: Solve for x
    x = 292,485,227,546.35/444,691.20
  6. Step 6: Final answer
    x = 657,726.59

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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.