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Finding the Fourth Proportional to 604.86, 908.46 and 495.33

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Solution

The fourth proportional to 604.86, 908.46 and 495.33 is: 743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.86 : 908.46 = 495.33 : x
  2. Step 2: Convert to fraction form
    604.86/908.46 = 495.33/x
  3. Step 3: Cross multiply
    604.86x = 908.46 × 495.33
  4. Step 4: Simplify right side
    604.86x = 449,987.49
  5. Step 5: Solve for x
    x = 449,987.49/604.86
  6. Step 6: Final answer
    x = 743.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.