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Finding the Fourth Proportional to 302.26, 453.03 and 165.37

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Solution

The fourth proportional to 302.26, 453.03 and 165.37 is: 247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.26 : 453.03 = 165.37 : x
  2. Step 2: Convert to fraction form
    302.26/453.03 = 165.37/x
  3. Step 3: Cross multiply
    302.26x = 453.03 × 165.37
  4. Step 4: Simplify right side
    302.26x = 74,917.57
  5. Step 5: Solve for x
    x = 74,917.57/302.26
  6. Step 6: Final answer
    x = 247.86

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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.