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Finding the Third Proportional to 565,533 and 1,230,939

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Solution

The third proportional to 565,533 and 1,230,939 is: 2,679,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,533 : 1,230,939 = 1,230,939 : x
  2. Step 2: Convert to fraction form
    565,533/1,230,939 = 1,230,939/x
  3. Step 3: Cross multiply
    565,533x = 1,230,939 × 1,230,939
  4. Step 4: Simplify right side
    565,533x = 1,515,210,821,721
  5. Step 5: Solve for x
    x = 1,515,210,821,721/565,533
  6. Step 6: Final answer
    x = 2,679,261.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.