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Finding the Fourth Proportional to 452.44, 624.77 and 341.72

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Solution

The fourth proportional to 452.44, 624.77 and 341.72 is: 471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.44 : 624.77 = 341.72 : x
  2. Step 2: Convert to fraction form
    452.44/624.77 = 341.72/x
  3. Step 3: Cross multiply
    452.44x = 624.77 × 341.72
  4. Step 4: Simplify right side
    452.44x = 213,496.40
  5. Step 5: Solve for x
    x = 213,496.40/452.44
  6. Step 6: Final answer
    x = 471.88

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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.