Home / 494,618.25-682,573.23-279,753.72

Finding the Fourth Proportional to 494,618.25, 682,573.23 and 279,753.72

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Solution

The fourth proportional to 494,618.25, 682,573.23 and 279,753.72 is: 386,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,618.25 : 682,573.23 = 279,753.72 : x
  2. Step 2: Convert to fraction form
    494,618.25/682,573.23 = 279,753.72/x
  3. Step 3: Cross multiply
    494,618.25x = 682,573.23 × 279,753.72
  4. Step 4: Simplify right side
    494,618.25x = 190,952,400,264.92
  5. Step 5: Solve for x
    x = 190,952,400,264.92/494,618.25
  6. Step 6: Final answer
    x = 386,060.16

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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.