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Finding the Fourth Proportional to 417,863.00, 627,043.49 and 151,644.26

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Solution

The fourth proportional to 417,863.00, 627,043.49 and 151,644.26 is: 227,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,863.00 : 627,043.49 = 151,644.26 : x
  2. Step 2: Convert to fraction form
    417,863.00/627,043.49 = 151,644.26/x
  3. Step 3: Cross multiply
    417,863.00x = 627,043.49 × 151,644.26
  4. Step 4: Simplify right side
    417,863.00x = 95,087,542,135.43
  5. Step 5: Solve for x
    x = 95,087,542,135.43/417,863.00
  6. Step 6: Final answer
    x = 227,556.74

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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.