Home / 494,934.72-683,009.92-268,580.22

Finding the Fourth Proportional to 494,934.72, 683,009.92 and 268,580.22

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Solution

The fourth proportional to 494,934.72, 683,009.92 and 268,580.22 is: 370,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,934.72 : 683,009.92 = 268,580.22 : x
  2. Step 2: Convert to fraction form
    494,934.72/683,009.92 = 268,580.22/x
  3. Step 3: Cross multiply
    494,934.72x = 683,009.92 × 268,580.22
  4. Step 4: Simplify right side
    494,934.72x = 183,442,954,575.78
  5. Step 5: Solve for x
    x = 183,442,954,575.78/494,934.72
  6. Step 6: Final answer
    x = 370,640.71

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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.