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Finding the Fourth Proportional to 481,941.26, 665,105.42 and 267,076.71

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Solution

The fourth proportional to 481,941.26, 665,105.42 and 267,076.71 is: 368,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,941.26 : 665,105.42 = 267,076.71 : x
  2. Step 2: Convert to fraction form
    481,941.26/665,105.42 = 267,076.71/x
  3. Step 3: Cross multiply
    481,941.26x = 665,105.42 × 267,076.71
  4. Step 4: Simplify right side
    481,941.26x = 177,634,168,535.53
  5. Step 5: Solve for x
    x = 177,634,168,535.53/481,941.26
  6. Step 6: Final answer
    x = 368,580.54

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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.