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Finding the Fourth Proportional to 244.65, 365.61 and 231.51

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Solution

The fourth proportional to 244.65, 365.61 and 231.51 is: 345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.65 : 365.61 = 231.51 : x
  2. Step 2: Convert to fraction form
    244.65/365.61 = 231.51/x
  3. Step 3: Cross multiply
    244.65x = 365.61 × 231.51
  4. Step 4: Simplify right side
    244.65x = 84,642.37
  5. Step 5: Solve for x
    x = 84,642.37/244.65
  6. Step 6: Final answer
    x = 345.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.