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Finding the Third Proportional to 395,574 and 612,333

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Solution

The third proportional to 395,574 and 612,333 is: 947,867.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,574 : 612,333 = 612,333 : x
  2. Step 2: Convert to fraction form
    395,574/612,333 = 612,333/x
  3. Step 3: Cross multiply
    395,574x = 612,333 × 612,333
  4. Step 4: Simplify right side
    395,574x = 374,951,702,889
  5. Step 5: Solve for x
    x = 374,951,702,889/395,574
  6. Step 6: Final answer
    x = 947,867.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.