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Finding the Fourth Proportional to 301.82, 452.73 and 157.37

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Solution

The fourth proportional to 301.82, 452.73 and 157.37 is: 236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.82 : 452.73 = 157.37 : x
  2. Step 2: Convert to fraction form
    301.82/452.73 = 157.37/x
  3. Step 3: Cross multiply
    301.82x = 452.73 × 157.37
  4. Step 4: Simplify right side
    301.82x = 71,246.12
  5. Step 5: Solve for x
    x = 71,246.12/301.82
  6. Step 6: Final answer
    x = 236.06

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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.