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Finding the Fourth Proportional to 337,395.74, 505,039.53 and 225,167.90

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Solution

The fourth proportional to 337,395.74, 505,039.53 and 225,167.90 is: 337,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,395.74 : 505,039.53 = 225,167.90 : x
  2. Step 2: Convert to fraction form
    337,395.74/505,039.53 = 225,167.90/x
  3. Step 3: Cross multiply
    337,395.74x = 505,039.53 × 225,167.90
  4. Step 4: Simplify right side
    337,395.74x = 113,718,690,387.09
  5. Step 5: Solve for x
    x = 113,718,690,387.09/337,395.74
  6. Step 6: Final answer
    x = 337,048.39

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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.