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Finding the Fourth Proportional to 466.68, 699.12 and 351.87

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Solution

The fourth proportional to 466.68, 699.12 and 351.87 is: 527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.68 : 699.12 = 351.87 : x
  2. Step 2: Convert to fraction form
    466.68/699.12 = 351.87/x
  3. Step 3: Cross multiply
    466.68x = 699.12 × 351.87
  4. Step 4: Simplify right side
    466.68x = 245,999.35
  5. Step 5: Solve for x
    x = 245,999.35/466.68
  6. Step 6: Final answer
    x = 527.13

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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.