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Finding the Fourth Proportional to 322,732.70, 483,656.18 and 204,191.83

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Solution

The fourth proportional to 322,732.70, 483,656.18 and 204,191.83 is: 306,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,732.70 : 483,656.18 = 204,191.83 : x
  2. Step 2: Convert to fraction form
    322,732.70/483,656.18 = 204,191.83/x
  3. Step 3: Cross multiply
    322,732.70x = 483,656.18 × 204,191.83
  4. Step 4: Simplify right side
    322,732.70x = 98,758,640,068.62
  5. Step 5: Solve for x
    x = 98,758,640,068.62/322,732.70
  6. Step 6: Final answer
    x = 306,007.54

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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.