Home / 311,943.30-467,914.95-247,727.52

Finding the Fourth Proportional to 311,943.30, 467,914.95 and 247,727.52

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Solution

The fourth proportional to 311,943.30, 467,914.95 and 247,727.52 is: 371,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,943.30 : 467,914.95 = 247,727.52 : x
  2. Step 2: Convert to fraction form
    311,943.30/467,914.95 = 247,727.52/x
  3. Step 3: Cross multiply
    311,943.30x = 467,914.95 × 247,727.52
  4. Step 4: Simplify right side
    311,943.30x = 115,915,410,134.42
  5. Step 5: Solve for x
    x = 115,915,410,134.42/311,943.30
  6. Step 6: Final answer
    x = 371,591.28

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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.