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Finding the Third Proportional to 344,224 and 745,634

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Solution

The third proportional to 344,224 and 745,634 is: 1,615,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,224 : 745,634 = 745,634 : x
  2. Step 2: Convert to fraction form
    344,224/745,634 = 745,634/x
  3. Step 3: Cross multiply
    344,224x = 745,634 × 745,634
  4. Step 4: Simplify right side
    344,224x = 555,970,061,956
  5. Step 5: Solve for x
    x = 555,970,061,956/344,224
  6. Step 6: Final answer
    x = 1,615,140.32

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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.