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Finding the Fourth Proportional to 466.50, 699.73 and 192.38

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Solution

The fourth proportional to 466.50, 699.73 and 192.38 is: 288.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.50 : 699.73 = 192.38 : x
  2. Step 2: Convert to fraction form
    466.50/699.73 = 192.38/x
  3. Step 3: Cross multiply
    466.50x = 699.73 × 192.38
  4. Step 4: Simplify right side
    466.50x = 134,613.58
  5. Step 5: Solve for x
    x = 134,613.58/466.50
  6. Step 6: Final answer
    x = 288.56

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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.