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Finding the Fourth Proportional to 482,446.80, 665,749.44 and 267,571.44

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Solution

The fourth proportional to 482,446.80, 665,749.44 and 267,571.44 is: 369,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,446.80 : 665,749.44 = 267,571.44 : x
  2. Step 2: Convert to fraction form
    482,446.80/665,749.44 = 267,571.44/x
  3. Step 3: Cross multiply
    482,446.80x = 665,749.44 × 267,571.44
  4. Step 4: Simplify right side
    482,446.80x = 178,135,536,339.99
  5. Step 5: Solve for x
    x = 178,135,536,339.99/482,446.80
  6. Step 6: Final answer
    x = 369,233.53

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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.