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Finding the Fourth Proportional to 311,363.06, 467,044.52 and 222,789.56

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Solution

The fourth proportional to 311,363.06, 467,044.52 and 222,789.56 is: 334,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,363.06 : 467,044.52 = 222,789.56 : x
  2. Step 2: Convert to fraction form
    311,363.06/467,044.52 = 222,789.56/x
  3. Step 3: Cross multiply
    311,363.06x = 467,044.52 × 222,789.56
  4. Step 4: Simplify right side
    311,363.06x = 104,052,639,662.04
  5. Step 5: Solve for x
    x = 104,052,639,662.04/311,363.06
  6. Step 6: Final answer
    x = 334,184.28

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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.