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Finding the Third Proportional to 239,368 and 371,692

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Solution

The third proportional to 239,368 and 371,692 is: 577,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,368 : 371,692 = 371,692 : x
  2. Step 2: Convert to fraction form
    239,368/371,692 = 371,692/x
  3. Step 3: Cross multiply
    239,368x = 371,692 × 371,692
  4. Step 4: Simplify right side
    239,368x = 138,154,942,864
  5. Step 5: Solve for x
    x = 138,154,942,864/239,368
  6. Step 6: Final answer
    x = 577,165.46

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