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Finding the Third Proportional to 372,708.37 and 818,636.39

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Solution

The third proportional to 372,708.37 and 818,636.39 is: 1,798,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,708.37 : 818,636.39 = 818,636.39 : x
  2. Step 2: Convert to fraction form
    372,708.37/818,636.39 = 818,636.39/x
  3. Step 3: Cross multiply
    372,708.37x = 818,636.39 × 818,636.39
  4. Step 4: Simplify right side
    372,708.37x = 670,165,535,258.89
  5. Step 5: Solve for x
    x = 670,165,535,258.89/372,708.37
  6. Step 6: Final answer
    x = 1,798,096.29

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.