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Finding the Fourth Proportional to 479,255.04, 718,974.72 and 183,744

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Solution

The fourth proportional to 479,255.04, 718,974.72 and 183,744 is: 275,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,255.04 : 718,974.72 = 183,744 : x
  2. Step 2: Convert to fraction form
    479,255.04/718,974.72 = 183,744/x
  3. Step 3: Cross multiply
    479,255.04x = 718,974.72 × 183,744
  4. Step 4: Simplify right side
    479,255.04x = 132,107,290,951.68
  5. Step 5: Solve for x
    x = 132,107,290,951.68/479,255.04
  6. Step 6: Final answer
    x = 275,651.33

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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.