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Finding the Fourth Proportional to 452.49, 624.61 and 341.92

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Solution

The fourth proportional to 452.49, 624.61 and 341.92 is: 471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.49 : 624.61 = 341.92 : x
  2. Step 2: Convert to fraction form
    452.49/624.61 = 341.92/x
  3. Step 3: Cross multiply
    452.49x = 624.61 × 341.92
  4. Step 4: Simplify right side
    452.49x = 213,566.65
  5. Step 5: Solve for x
    x = 213,566.65/452.49
  6. Step 6: Final answer
    x = 471.98

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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.