Home / 494,185.68-741,273.12-120,209.04

Finding the Fourth Proportional to 494,185.68, 741,273.12 and 120,209.04

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Solution

The fourth proportional to 494,185.68, 741,273.12 and 120,209.04 is: 180,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,185.68 : 741,273.12 = 120,209.04 : x
  2. Step 2: Convert to fraction form
    494,185.68/741,273.12 = 120,209.04/x
  3. Step 3: Cross multiply
    494,185.68x = 741,273.12 × 120,209.04
  4. Step 4: Simplify right side
    494,185.68x = 89,107,730,133.00
  5. Step 5: Solve for x
    x = 89,107,730,133.00/494,185.68
  6. Step 6: Final answer
    x = 180,312.25

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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.