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Finding the Fourth Proportional to 433.25, 598.11 and 267.55

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Solution

The fourth proportional to 433.25, 598.11 and 267.55 is: 369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.25 : 598.11 = 267.55 : x
  2. Step 2: Convert to fraction form
    433.25/598.11 = 267.55/x
  3. Step 3: Cross multiply
    433.25x = 598.11 × 267.55
  4. Step 4: Simplify right side
    433.25x = 160,024.33
  5. Step 5: Solve for x
    x = 160,024.33/433.25
  6. Step 6: Final answer
    x = 369.36

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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.