Home / 888,002.40-1,332,003.60-438,808.80

Finding the Fourth Proportional to 888,002.40, 1,332,003.60 and 438,808.80

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Solution

The fourth proportional to 888,002.40, 1,332,003.60 and 438,808.80 is: 658,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,002.40 : 1,332,003.60 = 438,808.80 : x
  2. Step 2: Convert to fraction form
    888,002.40/1,332,003.60 = 438,808.80/x
  3. Step 3: Cross multiply
    888,002.40x = 1,332,003.60 × 438,808.80
  4. Step 4: Simplify right side
    888,002.40x = 584,494,901,311.68
  5. Step 5: Solve for x
    x = 584,494,901,311.68/888,002.40
  6. Step 6: Final answer
    x = 658,213.20

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Similar ratio
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1.5x scale

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.