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Finding the Fourth Proportional to 251,348.28, 377,027.28 and 201,195.60

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Solution

The fourth proportional to 251,348.28, 377,027.28 and 201,195.60 is: 301,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,348.28 : 377,027.28 = 201,195.60 : x
  2. Step 2: Convert to fraction form
    251,348.28/377,027.28 = 201,195.60/x
  3. Step 3: Cross multiply
    251,348.28x = 377,027.28 × 201,195.60
  4. Step 4: Simplify right side
    251,348.28x = 75,856,229,815.97
  5. Step 5: Solve for x
    x = 75,856,229,815.97/251,348.28
  6. Step 6: Final answer
    x = 301,797.29

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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.