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Finding the Fourth Proportional to 466.42, 699.76 and 192.37

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Solution

The fourth proportional to 466.42, 699.76 and 192.37 is: 288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.42 : 699.76 = 192.37 : x
  2. Step 2: Convert to fraction form
    466.42/699.76 = 192.37/x
  3. Step 3: Cross multiply
    466.42x = 699.76 × 192.37
  4. Step 4: Simplify right side
    466.42x = 134,611.32
  5. Step 5: Solve for x
    x = 134,611.32/466.42
  6. Step 6: Final answer
    x = 288.61

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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.