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Finding the Fourth Proportional to 471,757.56, 651,018.98 and 267,806.70

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Solution

The fourth proportional to 471,757.56, 651,018.98 and 267,806.70 is: 369,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,757.56 : 651,018.98 = 267,806.70 : x
  2. Step 2: Convert to fraction form
    471,757.56/651,018.98 = 267,806.70/x
  3. Step 3: Cross multiply
    471,757.56x = 651,018.98 × 267,806.70
  4. Step 4: Simplify right side
    471,757.56x = 174,347,244,671.17
  5. Step 5: Solve for x
    x = 174,347,244,671.17/471,757.56
  6. Step 6: Final answer
    x = 369,569.58

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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.