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Finding the Fourth Proportional to 244.87, 336.12 and 216.62

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Solution

The fourth proportional to 244.87, 336.12 and 216.62 is: 297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.87 : 336.12 = 216.62 : x
  2. Step 2: Convert to fraction form
    244.87/336.12 = 216.62/x
  3. Step 3: Cross multiply
    244.87x = 336.12 × 216.62
  4. Step 4: Simplify right side
    244.87x = 72,809.23
  5. Step 5: Solve for x
    x = 72,809.23/244.87
  6. Step 6: Final answer
    x = 297.34

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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.