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Finding the Fourth Proportional to 300.92, 451.37 and 164.03

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Solution

The fourth proportional to 300.92, 451.37 and 164.03 is: 246.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.92 : 451.37 = 164.03 : x
  2. Step 2: Convert to fraction form
    300.92/451.37 = 164.03/x
  3. Step 3: Cross multiply
    300.92x = 451.37 × 164.03
  4. Step 4: Simplify right side
    300.92x = 74,036.37
  5. Step 5: Solve for x
    x = 74,036.37/300.92
  6. Step 6: Final answer
    x = 246.04

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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.