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Finding the Fourth Proportional to 339,460.92, 468,463.50 and 196,227

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Solution

The fourth proportional to 339,460.92, 468,463.50 and 196,227 is: 270,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,460.92 : 468,463.50 = 196,227 : x
  2. Step 2: Convert to fraction form
    339,460.92/468,463.50 = 196,227/x
  3. Step 3: Cross multiply
    339,460.92x = 468,463.50 × 196,227
  4. Step 4: Simplify right side
    339,460.92x = 91,925,187,214.50
  5. Step 5: Solve for x
    x = 91,925,187,214.50/339,460.92
  6. Step 6: Final answer
    x = 270,797.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.