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Finding the Fourth Proportional to 244.78, 365.19 and 233.18

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Solution

The fourth proportional to 244.78, 365.19 and 233.18 is: 347.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.78 : 365.19 = 233.18 : x
  2. Step 2: Convert to fraction form
    244.78/365.19 = 233.18/x
  3. Step 3: Cross multiply
    244.78x = 365.19 × 233.18
  4. Step 4: Simplify right side
    244.78x = 85,153.84
  5. Step 5: Solve for x
    x = 85,153.84/244.78
  6. Step 6: Final answer
    x = 347.89

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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.