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Finding the Fourth Proportional to 605.49, 908.24 and 575.98

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Solution

The fourth proportional to 605.49, 908.24 and 575.98 is: 863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.49 : 908.24 = 575.98 : x
  2. Step 2: Convert to fraction form
    605.49/908.24 = 575.98/x
  3. Step 3: Cross multiply
    605.49x = 908.24 × 575.98
  4. Step 4: Simplify right side
    605.49x = 523,128.08
  5. Step 5: Solve for x
    x = 523,128.08/605.49
  6. Step 6: Final answer
    x = 863.97

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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.