Home / 868,046.96-1,197,891.69-486,087.41

Finding the Fourth Proportional to 868,046.96, 1,197,891.69 and 486,087.41

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Solution

The fourth proportional to 868,046.96, 1,197,891.69 and 486,087.41 is: 670,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,046.96 : 1,197,891.69 = 486,087.41 : x
  2. Step 2: Convert to fraction form
    868,046.96/1,197,891.69 = 486,087.41/x
  3. Step 3: Cross multiply
    868,046.96x = 1,197,891.69 × 486,087.41
  4. Step 4: Simplify right side
    868,046.96x = 582,280,070,224.52
  5. Step 5: Solve for x
    x = 582,280,070,224.52/868,046.96
  6. Step 6: Final answer
    x = 670,793.28

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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.