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Finding the Fourth Proportional to 452.42, 625.25 and 341.85

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Solution

The fourth proportional to 452.42, 625.25 and 341.85 is: 472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.42 : 625.25 = 341.85 : x
  2. Step 2: Convert to fraction form
    452.42/625.25 = 341.85/x
  3. Step 3: Cross multiply
    452.42x = 625.25 × 341.85
  4. Step 4: Simplify right side
    452.42x = 213,740.00
  5. Step 5: Solve for x
    x = 213,740.00/452.42
  6. Step 6: Final answer
    x = 472.44

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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.