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Finding the Fourth Proportional to 466.54, 699.62 and 192.55

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Solution

The fourth proportional to 466.54, 699.62 and 192.55 is: 288.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.54 : 699.62 = 192.55 : x
  2. Step 2: Convert to fraction form
    466.54/699.62 = 192.55/x
  3. Step 3: Cross multiply
    466.54x = 699.62 × 192.55
  4. Step 4: Simplify right side
    466.54x = 134,711.83
  5. Step 5: Solve for x
    x = 134,711.83/466.54
  6. Step 6: Final answer
    x = 288.75

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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.