Home / 322,582.30-445,173.20-177,380.53

Finding the Fourth Proportional to 322,582.30, 445,173.20 and 177,380.53

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Solution

The fourth proportional to 322,582.30, 445,173.20 and 177,380.53 is: 244,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,582.30 : 445,173.20 = 177,380.53 : x
  2. Step 2: Convert to fraction form
    322,582.30/445,173.20 = 177,380.53/x
  3. Step 3: Cross multiply
    322,582.30x = 445,173.20 × 177,380.53
  4. Step 4: Simplify right side
    322,582.30x = 78,965,058,157.80
  5. Step 5: Solve for x
    x = 78,965,058,157.80/322,582.30
  6. Step 6: Final answer
    x = 244,790.42

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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.