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Finding the Fourth Proportional to 325,384.92, 449,026.61 and 182,144.79

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Solution

The fourth proportional to 325,384.92, 449,026.61 and 182,144.79 is: 251,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,384.92 : 449,026.61 = 182,144.79 : x
  2. Step 2: Convert to fraction form
    325,384.92/449,026.61 = 182,144.79/x
  3. Step 3: Cross multiply
    325,384.92x = 449,026.61 × 182,144.79
  4. Step 4: Simplify right side
    325,384.92x = 81,787,856,672.14
  5. Step 5: Solve for x
    x = 81,787,856,672.14/325,384.92
  6. Step 6: Final answer
    x = 251,357.24

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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.