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Finding the Third Proportional to 279,302 and 607,202

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Solution

The third proportional to 279,302 and 607,202 is: 1,320,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,302 : 607,202 = 607,202 : x
  2. Step 2: Convert to fraction form
    279,302/607,202 = 607,202/x
  3. Step 3: Cross multiply
    279,302x = 607,202 × 607,202
  4. Step 4: Simplify right side
    279,302x = 368,694,268,804
  5. Step 5: Solve for x
    x = 368,694,268,804/279,302
  6. Step 6: Final answer
    x = 1,320,055.96

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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.