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Finding the Fourth Proportional to 466.04, 698.84 and 191.92

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Solution

The fourth proportional to 466.04, 698.84 and 191.92 is: 287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.04 : 698.84 = 191.92 : x
  2. Step 2: Convert to fraction form
    466.04/698.84 = 191.92/x
  3. Step 3: Cross multiply
    466.04x = 698.84 × 191.92
  4. Step 4: Simplify right side
    466.04x = 134,121.37
  5. Step 5: Solve for x
    x = 134,121.37/466.04
  6. Step 6: Final answer
    x = 287.79

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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.