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Finding the Fourth Proportional to 435.31, 600.74 and 267.25

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Solution

The fourth proportional to 435.31, 600.74 and 267.25 is: 368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.31 : 600.74 = 267.25 : x
  2. Step 2: Convert to fraction form
    435.31/600.74 = 267.25/x
  3. Step 3: Cross multiply
    435.31x = 600.74 × 267.25
  4. Step 4: Simplify right side
    435.31x = 160,548.56
  5. Step 5: Solve for x
    x = 160,548.56/435.31
  6. Step 6: Final answer
    x = 368.81

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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.