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Finding the Fourth Proportional to 482,179.83, 665,407.06 and 267,314.37

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Solution

The fourth proportional to 482,179.83, 665,407.06 and 267,314.37 is: 368,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,179.83 : 665,407.06 = 267,314.37 : x
  2. Step 2: Convert to fraction form
    482,179.83/665,407.06 = 267,314.37/x
  3. Step 3: Cross multiply
    482,179.83x = 665,407.06 × 267,314.37
  4. Step 4: Simplify right side
    482,179.83x = 177,872,869,037.45
  5. Step 5: Solve for x
    x = 177,872,869,037.45/482,179.83
  6. Step 6: Final answer
    x = 368,893.22

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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.