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Finding the Fourth Proportional to 297.68, 410.42 and 244.31

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Solution

The fourth proportional to 297.68, 410.42 and 244.31 is: 336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.68 : 410.42 = 244.31 : x
  2. Step 2: Convert to fraction form
    297.68/410.42 = 244.31/x
  3. Step 3: Cross multiply
    297.68x = 410.42 × 244.31
  4. Step 4: Simplify right side
    297.68x = 100,269.71
  5. Step 5: Solve for x
    x = 100,269.71/297.68
  6. Step 6: Final answer
    x = 336.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.