Home / 394,542.32-590,874.04-251,945.88

Finding the Fourth Proportional to 394,542.32, 590,874.04 and 251,945.88

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Solution

The fourth proportional to 394,542.32, 590,874.04 and 251,945.88 is: 377,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,542.32 : 590,874.04 = 251,945.88 : x
  2. Step 2: Convert to fraction form
    394,542.32/590,874.04 = 251,945.88/x
  3. Step 3: Cross multiply
    394,542.32x = 590,874.04 × 251,945.88
  4. Step 4: Simplify right side
    394,542.32x = 148,868,279,976.96
  5. Step 5: Solve for x
    x = 148,868,279,976.96/394,542.32
  6. Step 6: Final answer
    x = 377,318.91

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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.