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Finding the Fourth Proportional to 591,395.70, 887,167.41 and 231,520.08

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Solution

The fourth proportional to 591,395.70, 887,167.41 and 231,520.08 is: 347,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,395.70 : 887,167.41 = 231,520.08 : x
  2. Step 2: Convert to fraction form
    591,395.70/887,167.41 = 231,520.08/x
  3. Step 3: Cross multiply
    591,395.70x = 887,167.41 × 231,520.08
  4. Step 4: Simplify right side
    591,395.70x = 205,397,069,736.59
  5. Step 5: Solve for x
    x = 205,397,069,736.59/591,395.70
  6. Step 6: Final answer
    x = 347,309.03

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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.