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Finding the Fourth Proportional to 373,917.52, 560,950.22 and 137,262.25

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Solution

The fourth proportional to 373,917.52, 560,950.22 and 137,262.25 is: 205,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,917.52 : 560,950.22 = 137,262.25 : x
  2. Step 2: Convert to fraction form
    373,917.52/560,950.22 = 137,262.25/x
  3. Step 3: Cross multiply
    373,917.52x = 560,950.22 × 137,262.25
  4. Step 4: Simplify right side
    373,917.52x = 76,997,289,335.20
  5. Step 5: Solve for x
    x = 76,997,289,335.20/373,917.52
  6. Step 6: Final answer
    x = 205,920.52

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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.