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Finding the Fourth Proportional to 361,991.52, 499,575.68 and 200,877.04

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Solution

The fourth proportional to 361,991.52, 499,575.68 and 200,877.04 is: 277,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,991.52 : 499,575.68 = 200,877.04 : x
  2. Step 2: Convert to fraction form
    361,991.52/499,575.68 = 200,877.04/x
  3. Step 3: Cross multiply
    361,991.52x = 499,575.68 × 200,877.04
  4. Step 4: Simplify right side
    361,991.52x = 100,353,283,854.39
  5. Step 5: Solve for x
    x = 100,353,283,854.39/361,991.52
  6. Step 6: Final answer
    x = 277,225.51

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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.