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Finding the Fourth Proportional to 324,687.88, 448,034.58 and 181,453.96

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Solution

The fourth proportional to 324,687.88, 448,034.58 and 181,453.96 is: 250,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,687.88 : 448,034.58 = 181,453.96 : x
  2. Step 2: Convert to fraction form
    324,687.88/448,034.58 = 181,453.96/x
  3. Step 3: Cross multiply
    324,687.88x = 448,034.58 × 181,453.96
  4. Step 4: Simplify right side
    324,687.88x = 81,297,648,757.94
  5. Step 5: Solve for x
    x = 81,297,648,757.94/324,687.88
  6. Step 6: Final answer
    x = 250,387.08

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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.