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Finding the Fourth Proportional to 482,272.22, 665,573.28 and 267,454.28

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Solution

The fourth proportional to 482,272.22, 665,573.28 and 267,454.28 is: 369,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,272.22 : 665,573.28 = 267,454.28 : x
  2. Step 2: Convert to fraction form
    482,272.22/665,573.28 = 267,454.28/x
  3. Step 3: Cross multiply
    482,272.22x = 665,573.28 × 267,454.28
  4. Step 4: Simplify right side
    482,272.22x = 178,010,422,389.64
  5. Step 5: Solve for x
    x = 178,010,422,389.64/482,272.22
  6. Step 6: Final answer
    x = 369,107.77

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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.