Home / 361,712.22-499,167.03-200,569.02

Finding the Fourth Proportional to 361,712.22, 499,167.03 and 200,569.02

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Solution

The fourth proportional to 361,712.22, 499,167.03 and 200,569.02 is: 276,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,712.22 : 499,167.03 = 200,569.02 : x
  2. Step 2: Convert to fraction form
    361,712.22/499,167.03 = 200,569.02/x
  3. Step 3: Cross multiply
    361,712.22x = 499,167.03 × 200,569.02
  4. Step 4: Simplify right side
    361,712.22x = 100,117,442,023.41
  5. Step 5: Solve for x
    x = 100,117,442,023.41/361,712.22
  6. Step 6: Final answer
    x = 276,787.56

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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.