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Finding the Fourth Proportional to 244.99, 338.42 and 190.36

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Solution

The fourth proportional to 244.99, 338.42 and 190.36 is: 262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.99 : 338.42 = 190.36 : x
  2. Step 2: Convert to fraction form
    244.99/338.42 = 190.36/x
  3. Step 3: Cross multiply
    244.99x = 338.42 × 190.36
  4. Step 4: Simplify right side
    244.99x = 64,418.99
  5. Step 5: Solve for x
    x = 64,418.99/244.99
  6. Step 6: Final answer
    x = 262.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.