Home / 494,896.28-682,954.46-268,541.78

Finding the Fourth Proportional to 494,896.28, 682,954.46 and 268,541.78

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Solution

The fourth proportional to 494,896.28, 682,954.46 and 268,541.78 is: 370,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,896.28 : 682,954.46 = 268,541.78 : x
  2. Step 2: Convert to fraction form
    494,896.28/682,954.46 = 268,541.78/x
  3. Step 3: Cross multiply
    494,896.28x = 682,954.46 × 268,541.78
  4. Step 4: Simplify right side
    494,896.28x = 183,401,807,193.78
  5. Step 5: Solve for x
    x = 183,401,807,193.78/494,896.28
  6. Step 6: Final answer
    x = 370,586.35

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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.