Home / 888,755.32-1,333,132.98-489,190.42

Finding the Fourth Proportional to 888,755.32, 1,333,132.98 and 489,190.42

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Solution

The fourth proportional to 888,755.32, 1,333,132.98 and 489,190.42 is: 733,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,755.32 : 1,333,132.98 = 489,190.42 : x
  2. Step 2: Convert to fraction form
    888,755.32/1,333,132.98 = 489,190.42/x
  3. Step 3: Cross multiply
    888,755.32x = 1,333,132.98 × 489,190.42
  4. Step 4: Simplify right side
    888,755.32x = 652,155,882,402.05
  5. Step 5: Solve for x
    x = 652,155,882,402.05/888,755.32
  6. Step 6: Final answer
    x = 733,785.63

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Similar ratio
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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.