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Finding the Fourth Proportional to 322,454.52, 444,990.24 and 179,230.32

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Solution

The fourth proportional to 322,454.52, 444,990.24 and 179,230.32 is: 247,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,454.52 : 444,990.24 = 179,230.32 : x
  2. Step 2: Convert to fraction form
    322,454.52/444,990.24 = 179,230.32/x
  3. Step 3: Cross multiply
    322,454.52x = 444,990.24 × 179,230.32
  4. Step 4: Simplify right side
    322,454.52x = 79,755,743,112.08
  5. Step 5: Solve for x
    x = 79,755,743,112.08/322,454.52
  6. Step 6: Final answer
    x = 247,339.51

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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.