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Finding the Third Proportional to 200.63 and 297.19

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Solution

The third proportional to 200.63 and 297.19 is: 440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200.63 : 297.19 = 297.19 : x
  2. Step 2: Convert to fraction form
    200.63/297.19 = 297.19/x
  3. Step 3: Cross multiply
    200.63x = 297.19 × 297.19
  4. Step 4: Simplify right side
    200.63x = 88,320.41
  5. Step 5: Solve for x
    x = 88,320.41/200.63
  6. Step 6: Final answer
    x = 440.23

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.