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Finding the Fourth Proportional to 605.47, 908.18 and 333.27

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Solution

The fourth proportional to 605.47, 908.18 and 333.27 is: 499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.47 : 908.18 = 333.27 : x
  2. Step 2: Convert to fraction form
    605.47/908.18 = 333.27/x
  3. Step 3: Cross multiply
    605.47x = 908.18 × 333.27
  4. Step 4: Simplify right side
    605.47x = 302,668.73
  5. Step 5: Solve for x
    x = 302,668.73/605.47
  6. Step 6: Final answer
    x = 499.89

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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.