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Finding the Fourth Proportional to 452.27, 674.00 and 403.53

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Solution

The fourth proportional to 452.27, 674.00 and 403.53 is: 601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.27 : 674.00 = 403.53 : x
  2. Step 2: Convert to fraction form
    452.27/674.00 = 403.53/x
  3. Step 3: Cross multiply
    452.27x = 674.00 × 403.53
  4. Step 4: Simplify right side
    452.27x = 271,977.20
  5. Step 5: Solve for x
    x = 271,977.20/452.27
  6. Step 6: Final answer
    x = 601.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.