Home / 494,017.38-741,029.04-139,034.61

Finding the Fourth Proportional to 494,017.38, 741,029.04 and 139,034.61

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Solution

The fourth proportional to 494,017.38, 741,029.04 and 139,034.61 is: 208,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,017.38 : 741,029.04 = 139,034.61 : x
  2. Step 2: Convert to fraction form
    494,017.38/741,029.04 = 139,034.61/x
  3. Step 3: Cross multiply
    494,017.38x = 741,029.04 × 139,034.61
  4. Step 4: Simplify right side
    494,017.38x = 103,028,683,575.07
  5. Step 5: Solve for x
    x = 103,028,683,575.07/494,017.38
  6. Step 6: Final answer
    x = 208,552.75

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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.