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Finding the Fourth Proportional to 373,720.53, 560,654.57 and 137,065.26

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Solution

The fourth proportional to 373,720.53, 560,654.57 and 137,065.26 is: 205,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,720.53 : 560,654.57 = 137,065.26 : x
  2. Step 2: Convert to fraction form
    373,720.53/560,654.57 = 137,065.26/x
  3. Step 3: Cross multiply
    373,720.53x = 560,654.57 × 137,065.26
  4. Step 4: Simplify right side
    373,720.53x = 76,846,263,721.91
  5. Step 5: Solve for x
    x = 76,846,263,721.91/373,720.53
  6. Step 6: Final answer
    x = 205,624.95

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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.