Home / 494,139.30-741,208.95-440,995.20

Finding the Fourth Proportional to 494,139.30, 741,208.95 and 440,995.20

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Solution

The fourth proportional to 494,139.30, 741,208.95 and 440,995.20 is: 661,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,139.30 : 741,208.95 = 440,995.20 : x
  2. Step 2: Convert to fraction form
    494,139.30/741,208.95 = 440,995.20/x
  3. Step 3: Cross multiply
    494,139.30x = 741,208.95 × 440,995.20
  4. Step 4: Simplify right side
    494,139.30x = 326,869,589,147.04
  5. Step 5: Solve for x
    x = 326,869,589,147.04/494,139.30
  6. Step 6: Final answer
    x = 661,492.80

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.