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Finding the Fourth Proportional to 608.31, 835.92 and 600.21

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Solution

The fourth proportional to 608.31, 835.92 and 600.21 is: 824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.31 : 835.92 = 600.21 : x
  2. Step 2: Convert to fraction form
    608.31/835.92 = 600.21/x
  3. Step 3: Cross multiply
    608.31x = 835.92 × 600.21
  4. Step 4: Simplify right side
    608.31x = 501,727.54
  5. Step 5: Solve for x
    x = 501,727.54/608.31
  6. Step 6: Final answer
    x = 824.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.