Home / 266,735.79-368,229.20-206,169.66

Finding the Fourth Proportional to 266,735.79, 368,229.20 and 206,169.66

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Solution

The fourth proportional to 266,735.79, 368,229.20 and 206,169.66 is: 284,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,735.79 : 368,229.20 = 206,169.66 : x
  2. Step 2: Convert to fraction form
    266,735.79/368,229.20 = 206,169.66/x
  3. Step 3: Cross multiply
    266,735.79x = 368,229.20 × 206,169.66
  4. Step 4: Simplify right side
    266,735.79x = 75,917,687,935.22
  5. Step 5: Solve for x
    x = 75,917,687,935.22/266,735.79
  6. Step 6: Final answer
    x = 284,617.55

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1.5x scale

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.