Home / 494,517.60-682,434.66-268,163.04

Finding the Fourth Proportional to 494,517.60, 682,434.66 and 268,163.04

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Solution

The fourth proportional to 494,517.60, 682,434.66 and 268,163.04 is: 370,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,517.60 : 682,434.66 = 268,163.04 : x
  2. Step 2: Convert to fraction form
    494,517.60/682,434.66 = 268,163.04/x
  3. Step 3: Cross multiply
    494,517.60x = 682,434.66 × 268,163.04
  4. Step 4: Simplify right side
    494,517.60x = 183,003,753,026.97
  5. Step 5: Solve for x
    x = 183,003,753,026.97/494,517.60
  6. Step 6: Final answer
    x = 370,065.20

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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.