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Finding the Fourth Proportional to 298.44, 448.74 and 244.44

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Solution

The fourth proportional to 298.44, 448.74 and 244.44 is: 367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.44 : 448.74 = 244.44 : x
  2. Step 2: Convert to fraction form
    298.44/448.74 = 244.44/x
  3. Step 3: Cross multiply
    298.44x = 448.74 × 244.44
  4. Step 4: Simplify right side
    298.44x = 109,690.01
  5. Step 5: Solve for x
    x = 109,690.01/298.44
  6. Step 6: Final answer
    x = 367.54

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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.