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Finding the Fourth Proportional to 322,612.08, 445,198.92 and 179,369.04

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Solution

The fourth proportional to 322,612.08, 445,198.92 and 179,369.04 is: 247,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,612.08 : 445,198.92 = 179,369.04 : x
  2. Step 2: Convert to fraction form
    322,612.08/445,198.92 = 179,369.04/x
  3. Step 3: Cross multiply
    322,612.08x = 445,198.92 × 179,369.04
  4. Step 4: Simplify right side
    322,612.08x = 79,854,902,889.44
  5. Step 5: Solve for x
    x = 79,854,902,889.44/322,612.08
  6. Step 6: Final answer
    x = 247,526.08

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1.5x scale

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.