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Finding the Fourth Proportional to 373,304.23, 560,517.10 and 213,560.52

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Solution

The fourth proportional to 373,304.23, 560,517.10 and 213,560.52 is: 320,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,304.23 : 560,517.10 = 213,560.52 : x
  2. Step 2: Convert to fraction form
    373,304.23/560,517.10 = 213,560.52/x
  3. Step 3: Cross multiply
    373,304.23x = 560,517.10 × 213,560.52
  4. Step 4: Simplify right side
    373,304.23x = 119,704,320,709.05
  5. Step 5: Solve for x
    x = 119,704,320,709.05/373,304.23
  6. Step 6: Final answer
    x = 320,661.57

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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.