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Finding the Third Proportional to 190,672 and 364,028

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Solution

The third proportional to 190,672 and 364,028 is: 694,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,672 : 364,028 = 364,028 : x
  2. Step 2: Convert to fraction form
    190,672/364,028 = 364,028/x
  3. Step 3: Cross multiply
    190,672x = 364,028 × 364,028
  4. Step 4: Simplify right side
    190,672x = 132,516,384,784
  5. Step 5: Solve for x
    x = 132,516,384,784/190,672
  6. Step 6: Final answer
    x = 694,996.56

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.