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Finding the Fourth Proportional to 297, 445.44 and 114.33

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Solution

The fourth proportional to 297, 445.44 and 114.33 is: 171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297 : 445.44 = 114.33 : x
  2. Step 2: Convert to fraction form
    297/445.44 = 114.33/x
  3. Step 3: Cross multiply
    297x = 445.44 × 114.33
  4. Step 4: Simplify right side
    297x = 50,927.16
  5. Step 5: Solve for x
    x = 50,927.16/297
  6. Step 6: Final answer
    x = 171.47

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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.