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Finding the Fourth Proportional to 322,082.63, 444,487.73 and 178,842.57

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Solution

The fourth proportional to 322,082.63, 444,487.73 and 178,842.57 is: 246,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,082.63 : 444,487.73 = 178,842.57 : x
  2. Step 2: Convert to fraction form
    322,082.63/444,487.73 = 178,842.57/x
  3. Step 3: Cross multiply
    322,082.63x = 444,487.73 × 178,842.57
  4. Step 4: Simplify right side
    322,082.63x = 79,493,327,072.45
  5. Step 5: Solve for x
    x = 79,493,327,072.45/322,082.63
  6. Step 6: Final answer
    x = 246,810.36

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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.