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Finding the Fourth Proportional to 481,857.37, 664,967.10 and 267,001.02

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Solution

The fourth proportional to 481,857.37, 664,967.10 and 267,001.02 is: 368,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,857.37 : 664,967.10 = 267,001.02 : x
  2. Step 2: Convert to fraction form
    481,857.37/664,967.10 = 267,001.02/x
  3. Step 3: Cross multiply
    481,857.37x = 664,967.10 × 267,001.02
  4. Step 4: Simplify right side
    481,857.37x = 177,546,894,967.70
  5. Step 5: Solve for x
    x = 177,546,894,967.70/481,857.37
  6. Step 6: Final answer
    x = 368,463.59

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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.