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Finding the Fourth Proportional to 373,945.68, 560,585.52 and 137,233.44

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Solution

The fourth proportional to 373,945.68, 560,585.52 and 137,233.44 is: 205,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,945.68 : 560,585.52 = 137,233.44 : x
  2. Step 2: Convert to fraction form
    373,945.68/560,585.52 = 137,233.44/x
  3. Step 3: Cross multiply
    373,945.68x = 560,585.52 × 137,233.44
  4. Step 4: Simplify right side
    373,945.68x = 76,931,079,323.79
  5. Step 5: Solve for x
    x = 76,931,079,323.79/373,945.68
  6. Step 6: Final answer
    x = 205,727.95

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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.