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Finding the Third Proportional to 199,567 and 433,578

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Solution

The third proportional to 199,567 and 433,578 is: 941,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,567 : 433,578 = 433,578 : x
  2. Step 2: Convert to fraction form
    199,567/433,578 = 433,578/x
  3. Step 3: Cross multiply
    199,567x = 433,578 × 433,578
  4. Step 4: Simplify right side
    199,567x = 187,989,882,084
  5. Step 5: Solve for x
    x = 187,989,882,084/199,567
  6. Step 6: Final answer
    x = 941,988.82

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.