Home / 449,849.52-674,440.97-272,314.53

Finding the Fourth Proportional to 449,849.52, 674,440.97 and 272,314.53

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Solution

The fourth proportional to 449,849.52, 674,440.97 and 272,314.53 is: 408,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,849.52 : 674,440.97 = 272,314.53 : x
  2. Step 2: Convert to fraction form
    449,849.52/674,440.97 = 272,314.53/x
  3. Step 3: Cross multiply
    449,849.52x = 674,440.97 × 272,314.53
  4. Step 4: Simplify right side
    449,849.52x = 183,660,074,396.72
  5. Step 5: Solve for x
    x = 183,660,074,396.72/449,849.52
  6. Step 6: Final answer
    x = 408,270.02

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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.