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Finding the Fourth Proportional to 574,264.28, 861,524.91 and 174,936.31

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Solution

The fourth proportional to 574,264.28, 861,524.91 and 174,936.31 is: 262,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,264.28 : 861,524.91 = 174,936.31 : x
  2. Step 2: Convert to fraction form
    574,264.28/861,524.91 = 174,936.31/x
  3. Step 3: Cross multiply
    574,264.28x = 861,524.91 × 174,936.31
  4. Step 4: Simplify right side
    574,264.28x = 150,711,986,574.67
  5. Step 5: Solve for x
    x = 150,711,986,574.67/574,264.28
  6. Step 6: Final answer
    x = 262,443.60

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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.