Home / 361,481.11-498,843.91-200,360.36

Finding the Fourth Proportional to 361,481.11, 498,843.91 and 200,360.36

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Solution

The fourth proportional to 361,481.11, 498,843.91 and 200,360.36 is: 276,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,481.11 : 498,843.91 = 200,360.36 : x
  2. Step 2: Convert to fraction form
    361,481.11/498,843.91 = 200,360.36/x
  3. Step 3: Cross multiply
    361,481.11x = 498,843.91 × 200,360.36
  4. Step 4: Simplify right side
    361,481.11x = 99,948,545,391.41
  5. Step 5: Solve for x
    x = 99,948,545,391.41/361,481.11
  6. Step 6: Final answer
    x = 276,497.28

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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.