Home / 888,016.40-1,332,024.60-438,822.80

Finding the Fourth Proportional to 888,016.40, 1,332,024.60 and 438,822.80

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Solution

The fourth proportional to 888,016.40, 1,332,024.60 and 438,822.80 is: 658,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,016.40 : 1,332,024.60 = 438,822.80 : x
  2. Step 2: Convert to fraction form
    888,016.40/1,332,024.60 = 438,822.80/x
  3. Step 3: Cross multiply
    888,016.40x = 1,332,024.60 × 438,822.80
  4. Step 4: Simplify right side
    888,016.40x = 584,522,764,640.88
  5. Step 5: Solve for x
    x = 584,522,764,640.88/888,016.40
  6. Step 6: Final answer
    x = 658,234.20

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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.