Home / 494,919.42-682,990.56-268,564.92

Finding the Fourth Proportional to 494,919.42, 682,990.56 and 268,564.92

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Solution

The fourth proportional to 494,919.42, 682,990.56 and 268,564.92 is: 370,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,919.42 : 682,990.56 = 268,564.92 : x
  2. Step 2: Convert to fraction form
    494,919.42/682,990.56 = 268,564.92/x
  3. Step 3: Cross multiply
    494,919.42x = 682,990.56 × 268,564.92
  4. Step 4: Simplify right side
    494,919.42x = 183,427,305,107.16
  5. Step 5: Solve for x
    x = 183,427,305,107.16/494,919.42
  6. Step 6: Final answer
    x = 370,620.54

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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.