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Finding the Fourth Proportional to 245.49, 366.48 and 236.95

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Solution

The fourth proportional to 245.49, 366.48 and 236.95 is: 353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.49 : 366.48 = 236.95 : x
  2. Step 2: Convert to fraction form
    245.49/366.48 = 236.95/x
  3. Step 3: Cross multiply
    245.49x = 366.48 × 236.95
  4. Step 4: Simplify right side
    245.49x = 86,837.44
  5. Step 5: Solve for x
    x = 86,837.44/245.49
  6. Step 6: Final answer
    x = 353.73

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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.