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Finding the Third Proportional to 155,847.38 and 335,529

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Solution

The third proportional to 155,847.38 and 335,529 is: 722,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,847.38 : 335,529 = 335,529 : x
  2. Step 2: Convert to fraction form
    155,847.38/335,529 = 335,529/x
  3. Step 3: Cross multiply
    155,847.38x = 335,529 × 335,529
  4. Step 4: Simplify right side
    155,847.38x = 112,579,709,841
  5. Step 5: Solve for x
    x = 112,579,709,841/155,847.38
  6. Step 6: Final answer
    x = 722,371.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.