Home / 758,375.19-1,137,562.79-225,882.38

Finding the Fourth Proportional to 758,375.19, 1,137,562.79 and 225,882.38

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Solution

The fourth proportional to 758,375.19, 1,137,562.79 and 225,882.38 is: 338,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,375.19 : 1,137,562.79 = 225,882.38 : x
  2. Step 2: Convert to fraction form
    758,375.19/1,137,562.79 = 225,882.38/x
  3. Step 3: Cross multiply
    758,375.19x = 1,137,562.79 × 225,882.38
  4. Step 4: Simplify right side
    758,375.19x = 256,955,383,587.41
  5. Step 5: Solve for x
    x = 256,955,383,587.41/758,375.19
  6. Step 6: Final answer
    x = 338,823.56

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1.5x scale

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.