Home / 495,203.57-683,380.92-268,849.07

Finding the Fourth Proportional to 495,203.57, 683,380.92 and 268,849.07

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Solution

The fourth proportional to 495,203.57, 683,380.92 and 268,849.07 is: 371,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,203.57 : 683,380.92 = 268,849.07 : x
  2. Step 2: Convert to fraction form
    495,203.57/683,380.92 = 268,849.07/x
  3. Step 3: Cross multiply
    495,203.57x = 683,380.92 × 268,849.07
  4. Step 4: Simplify right side
    495,203.57x = 183,726,324,797.74
  5. Step 5: Solve for x
    x = 183,726,324,797.74/495,203.57
  6. Step 6: Final answer
    x = 371,011.71

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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.