Home / 479,382.17-719,049.89-179,839.41

Finding the Fourth Proportional to 479,382.17, 719,049.89 and 179,839.41

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Solution

The fourth proportional to 479,382.17, 719,049.89 and 179,839.41 is: 269,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,382.17 : 719,049.89 = 179,839.41 : x
  2. Step 2: Convert to fraction form
    479,382.17/719,049.89 = 179,839.41/x
  3. Step 3: Cross multiply
    479,382.17x = 719,049.89 × 179,839.41
  4. Step 4: Simplify right side
    479,382.17x = 129,313,505,731.33
  5. Step 5: Solve for x
    x = 129,313,505,731.33/479,382.17
  6. Step 6: Final answer
    x = 269,750.35

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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.