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Finding the Fourth Proportional to 327,426.51, 451,843.88 and 182,231.31

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Solution

The fourth proportional to 327,426.51, 451,843.88 and 182,231.31 is: 251,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,426.51 : 451,843.88 = 182,231.31 : x
  2. Step 2: Convert to fraction form
    327,426.51/451,843.88 = 182,231.31/x
  3. Step 3: Cross multiply
    327,426.51x = 451,843.88 × 182,231.31
  4. Step 4: Simplify right side
    327,426.51x = 82,340,101,256.73
  5. Step 5: Solve for x
    x = 82,340,101,256.73/327,426.51
  6. Step 6: Final answer
    x = 251,476.59

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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.