Home / 481,979.59-665,131.89-267,133.52

Finding the Fourth Proportional to 481,979.59, 665,131.89 and 267,133.52

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Solution

The fourth proportional to 481,979.59, 665,131.89 and 267,133.52 is: 368,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,979.59 : 665,131.89 = 267,133.52 : x
  2. Step 2: Convert to fraction form
    481,979.59/665,131.89 = 267,133.52/x
  3. Step 3: Cross multiply
    481,979.59x = 665,131.89 × 267,133.52
  4. Step 4: Simplify right side
    481,979.59x = 177,679,025,704.53
  5. Step 5: Solve for x
    x = 177,679,025,704.53/481,979.59
  6. Step 6: Final answer
    x = 368,644.30

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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.