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Finding the Fourth Proportional to 466.15, 699.33 and 329.46

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Solution

The fourth proportional to 466.15, 699.33 and 329.46 is: 494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.15 : 699.33 = 329.46 : x
  2. Step 2: Convert to fraction form
    466.15/699.33 = 329.46/x
  3. Step 3: Cross multiply
    466.15x = 699.33 × 329.46
  4. Step 4: Simplify right side
    466.15x = 230,401.26
  5. Step 5: Solve for x
    x = 230,401.26/466.15
  6. Step 6: Final answer
    x = 494.27

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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.