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Finding the Fourth Proportional to 450.08, 674.88 and 267.52

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Solution

The fourth proportional to 450.08, 674.88 and 267.52 is: 401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.08 : 674.88 = 267.52 : x
  2. Step 2: Convert to fraction form
    450.08/674.88 = 267.52/x
  3. Step 3: Cross multiply
    450.08x = 674.88 × 267.52
  4. Step 4: Simplify right side
    450.08x = 180,543.90
  5. Step 5: Solve for x
    x = 180,543.90/450.08
  6. Step 6: Final answer
    x = 401.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.