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Finding the Fourth Proportional to 466.62, 699.99 and 192.88

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Solution

The fourth proportional to 466.62, 699.99 and 192.88 is: 289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.62 : 699.99 = 192.88 : x
  2. Step 2: Convert to fraction form
    466.62/699.99 = 192.88/x
  3. Step 3: Cross multiply
    466.62x = 699.99 × 192.88
  4. Step 4: Simplify right side
    466.62x = 135,014.07
  5. Step 5: Solve for x
    x = 135,014.07/466.62
  6. Step 6: Final answer
    x = 289.34

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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.