Home / 888,205.20-1,332,016.20-327,166.80

Finding the Fourth Proportional to 888,205.20, 1,332,016.20 and 327,166.80

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Solution

The fourth proportional to 888,205.20, 1,332,016.20 and 327,166.80 is: 490,642.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,205.20 : 1,332,016.20 = 327,166.80 : x
  2. Step 2: Convert to fraction form
    888,205.20/1,332,016.20 = 327,166.80/x
  3. Step 3: Cross multiply
    888,205.20x = 1,332,016.20 × 327,166.80
  4. Step 4: Simplify right side
    888,205.20x = 435,791,477,702.16
  5. Step 5: Solve for x
    x = 435,791,477,702.16/888,205.20
  6. Step 6: Final answer
    x = 490,642.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.