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Finding the Third Proportional to 434,745 and 927,268

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Solution

The third proportional to 434,745 and 927,268 is: 1,977,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,745 : 927,268 = 927,268 : x
  2. Step 2: Convert to fraction form
    434,745/927,268 = 927,268/x
  3. Step 3: Cross multiply
    434,745x = 927,268 × 927,268
  4. Step 4: Simplify right side
    434,745x = 859,825,943,824
  5. Step 5: Solve for x
    x = 859,825,943,824/434,745
  6. Step 6: Final answer
    x = 1,977,770.75

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.