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Finding the Fourth Proportional to 490.96, 733.79 and 452.04

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Solution

The fourth proportional to 490.96, 733.79 and 452.04 is: 675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    490.96 : 733.79 = 452.04 : x
  2. Step 2: Convert to fraction form
    490.96/733.79 = 452.04/x
  3. Step 3: Cross multiply
    490.96x = 733.79 × 452.04
  4. Step 4: Simplify right side
    490.96x = 331,700.17
  5. Step 5: Solve for x
    x = 331,700.17/490.96
  6. Step 6: Final answer
    x = 675.62

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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.