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Finding the Fourth Proportional to 481,906.51, 665,034.92 and 267,050.16

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Solution

The fourth proportional to 481,906.51, 665,034.92 and 267,050.16 is: 368,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,906.51 : 665,034.92 = 267,050.16 : x
  2. Step 2: Convert to fraction form
    481,906.51/665,034.92 = 267,050.16/x
  3. Step 3: Cross multiply
    481,906.51x = 665,034.92 × 267,050.16
  4. Step 4: Simplify right side
    481,906.51x = 177,597,681,791.59
  5. Step 5: Solve for x
    x = 177,597,681,791.59/481,906.51
  6. Step 6: Final answer
    x = 368,531.40

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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.