Home / 598,939.28-826,909.28-381,270.82

Finding the Fourth Proportional to 598,939.28, 826,909.28 and 381,270.82

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Solution

The fourth proportional to 598,939.28, 826,909.28 and 381,270.82 is: 526,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,939.28 : 826,909.28 = 381,270.82 : x
  2. Step 2: Convert to fraction form
    598,939.28/826,909.28 = 381,270.82/x
  3. Step 3: Cross multiply
    598,939.28x = 826,909.28 × 381,270.82
  4. Step 4: Simplify right side
    598,939.28x = 315,276,379,251.21
  5. Step 5: Solve for x
    x = 315,276,379,251.21/598,939.28
  6. Step 6: Final answer
    x = 526,391.22

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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.