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Finding the Fourth Proportional to 608.23, 912.31 and 237.97

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Solution

The fourth proportional to 608.23, 912.31 and 237.97 is: 356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.23 : 912.31 = 237.97 : x
  2. Step 2: Convert to fraction form
    608.23/912.31 = 237.97/x
  3. Step 3: Cross multiply
    608.23x = 912.31 × 237.97
  4. Step 4: Simplify right side
    608.23x = 217,102.41
  5. Step 5: Solve for x
    x = 217,102.41/608.23
  6. Step 6: Final answer
    x = 356.94

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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.