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Finding the Fourth Proportional to 297.37, 446.06 and 195.31

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Solution

The fourth proportional to 297.37, 446.06 and 195.31 is: 292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.37 : 446.06 = 195.31 : x
  2. Step 2: Convert to fraction form
    297.37/446.06 = 195.31/x
  3. Step 3: Cross multiply
    297.37x = 446.06 × 195.31
  4. Step 4: Simplify right side
    297.37x = 87,117.75
  5. Step 5: Solve for x
    x = 87,117.75/297.37
  6. Step 6: Final answer
    x = 292.96

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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.