Home / 494,315.76-741,584.92-174,490.40

Finding the Fourth Proportional to 494,315.76, 741,584.92 and 174,490.40

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Solution

The fourth proportional to 494,315.76, 741,584.92 and 174,490.40 is: 261,774.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,315.76 : 741,584.92 = 174,490.40 : x
  2. Step 2: Convert to fraction form
    494,315.76/741,584.92 = 174,490.40/x
  3. Step 3: Cross multiply
    494,315.76x = 741,584.92 × 174,490.40
  4. Step 4: Simplify right side
    494,315.76x = 129,399,451,069.67
  5. Step 5: Solve for x
    x = 129,399,451,069.67/494,315.76
  6. Step 6: Final answer
    x = 261,774.88

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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.