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Finding the Fourth Proportional to 471,501.52, 650,761.78 and 267,571.44

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Solution

The fourth proportional to 471,501.52, 650,761.78 and 267,571.44 is: 369,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,501.52 : 650,761.78 = 267,571.44 : x
  2. Step 2: Convert to fraction form
    471,501.52/650,761.78 = 267,571.44/x
  3. Step 3: Cross multiply
    471,501.52x = 650,761.78 × 267,571.44
  4. Step 4: Simplify right side
    471,501.52x = 174,125,266,571.56
  5. Step 5: Solve for x
    x = 174,125,266,571.56/471,501.52
  6. Step 6: Final answer
    x = 369,299.48

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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.