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Finding the Fourth Proportional to 322,844.94, 445,532.00 and 179,618.31

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Solution

The fourth proportional to 322,844.94, 445,532.00 and 179,618.31 is: 247,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,844.94 : 445,532.00 = 179,618.31 : x
  2. Step 2: Convert to fraction form
    322,844.94/445,532.00 = 179,618.31/x
  3. Step 3: Cross multiply
    322,844.94x = 445,532.00 × 179,618.31
  4. Step 4: Simplify right side
    322,844.94x = 80,025,703,992.83
  5. Step 5: Solve for x
    x = 80,025,703,992.83/322,844.94
  6. Step 6: Final answer
    x = 247,876.59

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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.