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Finding the Third Proportional to 276,732 and 577,066

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Solution

The third proportional to 276,732 and 577,066 is: 1,203,348.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,732 : 577,066 = 577,066 : x
  2. Step 2: Convert to fraction form
    276,732/577,066 = 577,066/x
  3. Step 3: Cross multiply
    276,732x = 577,066 × 577,066
  4. Step 4: Simplify right side
    276,732x = 333,005,168,356
  5. Step 5: Solve for x
    x = 333,005,168,356/276,732
  6. Step 6: Final answer
    x = 1,203,348.97

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.