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Finding the Fourth Proportional to 244.58, 335.77 and 211.37

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Solution

The fourth proportional to 244.58, 335.77 and 211.37 is: 290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.58 : 335.77 = 211.37 : x
  2. Step 2: Convert to fraction form
    244.58/335.77 = 211.37/x
  3. Step 3: Cross multiply
    244.58x = 335.77 × 211.37
  4. Step 4: Simplify right side
    244.58x = 70,969.50
  5. Step 5: Solve for x
    x = 70,969.50/244.58
  6. Step 6: Final answer
    x = 290.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.