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Finding the Fourth Proportional to 298.81, 448.22 and 244.14

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Solution

The fourth proportional to 298.81, 448.22 and 244.14 is: 366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.81 : 448.22 = 244.14 : x
  2. Step 2: Convert to fraction form
    298.81/448.22 = 244.14/x
  3. Step 3: Cross multiply
    298.81x = 448.22 × 244.14
  4. Step 4: Simplify right side
    298.81x = 109,428.43
  5. Step 5: Solve for x
    x = 109,428.43/298.81
  6. Step 6: Final answer
    x = 366.21

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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.