Home / 494,736.96-682,752.27-279,872.73

Finding the Fourth Proportional to 494,736.96, 682,752.27 and 279,872.73

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Solution

The fourth proportional to 494,736.96, 682,752.27 and 279,872.73 is: 386,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,736.96 : 682,752.27 = 279,872.73 : x
  2. Step 2: Convert to fraction form
    494,736.96/682,752.27 = 279,872.73/x
  3. Step 3: Cross multiply
    494,736.96x = 682,752.27 × 279,872.73
  4. Step 4: Simplify right side
    494,736.96x = 191,083,741,718.60
  5. Step 5: Solve for x
    x = 191,083,741,718.60/494,736.96
  6. Step 6: Final answer
    x = 386,233.00

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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.