Home / 311,839.88-467,552.46-171,664.52

Finding the Fourth Proportional to 311,839.88, 467,552.46 and 171,664.52

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Solution

The fourth proportional to 311,839.88, 467,552.46 and 171,664.52 is: 257,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,839.88 : 467,552.46 = 171,664.52 : x
  2. Step 2: Convert to fraction form
    311,839.88/467,552.46 = 171,664.52/x
  3. Step 3: Cross multiply
    311,839.88x = 467,552.46 × 171,664.52
  4. Step 4: Simplify right side
    311,839.88x = 80,262,168,620.72
  5. Step 5: Solve for x
    x = 80,262,168,620.72/311,839.88
  6. Step 6: Final answer
    x = 257,382.63

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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.