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Finding the Fourth Proportional to 568,946.44, 785,169.94 and 327,229.08

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Solution

The fourth proportional to 568,946.44, 785,169.94 and 327,229.08 is: 451,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,946.44 : 785,169.94 = 327,229.08 : x
  2. Step 2: Convert to fraction form
    568,946.44/785,169.94 = 327,229.08/x
  3. Step 3: Cross multiply
    568,946.44x = 785,169.94 × 327,229.08
  4. Step 4: Simplify right side
    568,946.44x = 256,930,437,109.86
  5. Step 5: Solve for x
    x = 256,930,437,109.86/568,946.44
  6. Step 6: Final answer
    x = 451,589.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.