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Finding the Fourth Proportional to 600.66, 828.91 and 324.66

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Solution

The fourth proportional to 600.66, 828.91 and 324.66 is: 448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.66 : 828.91 = 324.66 : x
  2. Step 2: Convert to fraction form
    600.66/828.91 = 324.66/x
  3. Step 3: Cross multiply
    600.66x = 828.91 × 324.66
  4. Step 4: Simplify right side
    600.66x = 269,109.39
  5. Step 5: Solve for x
    x = 269,109.39/600.66
  6. Step 6: Final answer
    x = 448.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.