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Finding the Third Proportional to 259.45 and 567.63

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Solution

The third proportional to 259.45 and 567.63 is: 1,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.45 : 567.63 = 567.63 : x
  2. Step 2: Convert to fraction form
    259.45/567.63 = 567.63/x
  3. Step 3: Cross multiply
    259.45x = 567.63 × 567.63
  4. Step 4: Simplify right side
    259.45x = 322,207.01
  5. Step 5: Solve for x
    x = 322,207.01/259.45
  6. Step 6: Final answer
    x = 1,241.87

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.