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Finding the Third Proportional to 344,308 and 745,790

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Solution

The third proportional to 344,308 and 745,790 is: 1,615,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,308 : 745,790 = 745,790 : x
  2. Step 2: Convert to fraction form
    344,308/745,790 = 745,790/x
  3. Step 3: Cross multiply
    344,308x = 745,790 × 745,790
  4. Step 4: Simplify right side
    344,308x = 556,202,724,100
  5. Step 5: Solve for x
    x = 556,202,724,100/344,308
  6. Step 6: Final answer
    x = 1,615,422.02

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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.