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Finding the Third Proportional to 259.03 and 371.67

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Solution

The third proportional to 259.03 and 371.67 is: 533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.03 : 371.67 = 371.67 : x
  2. Step 2: Convert to fraction form
    259.03/371.67 = 371.67/x
  3. Step 3: Cross multiply
    259.03x = 371.67 × 371.67
  4. Step 4: Simplify right side
    259.03x = 138,139.98
  5. Step 5: Solve for x
    x = 138,139.98/259.03
  6. Step 6: Final answer
    x = 533.29

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.