Home / 494,422.20-741,633.30-294,967.80

Finding the Fourth Proportional to 494,422.20, 741,633.30 and 294,967.80

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Solution

The fourth proportional to 494,422.20, 741,633.30 and 294,967.80 is: 442,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,422.20 : 741,633.30 = 294,967.80 : x
  2. Step 2: Convert to fraction form
    494,422.20/741,633.30 = 294,967.80/x
  3. Step 3: Cross multiply
    494,422.20x = 741,633.30 × 294,967.80
  4. Step 4: Simplify right side
    494,422.20x = 218,757,942,907.74
  5. Step 5: Solve for x
    x = 218,757,942,907.74/494,422.20
  6. Step 6: Final answer
    x = 442,451.70

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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.