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Finding the Fourth Proportional to 297.24, 446.32 and 248.94

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Solution

The fourth proportional to 297.24, 446.32 and 248.94 is: 373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.24 : 446.32 = 248.94 : x
  2. Step 2: Convert to fraction form
    297.24/446.32 = 248.94/x
  3. Step 3: Cross multiply
    297.24x = 446.32 × 248.94
  4. Step 4: Simplify right side
    297.24x = 111,106.90
  5. Step 5: Solve for x
    x = 111,106.90/297.24
  6. Step 6: Final answer
    x = 373.80

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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.