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Finding the Fourth Proportional to 324,744, 448,146.72 and 179,549.88

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Solution

The fourth proportional to 324,744, 448,146.72 and 179,549.88 is: 247,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,744 : 448,146.72 = 179,549.88 : x
  2. Step 2: Convert to fraction form
    324,744/448,146.72 = 179,549.88/x
  3. Step 3: Cross multiply
    324,744x = 448,146.72 × 179,549.88
  4. Step 4: Simplify right side
    324,744x = 80,464,689,798.39
  5. Step 5: Solve for x
    x = 80,464,689,798.39/324,744
  6. Step 6: Final answer
    x = 247,778.83

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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.