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Finding the Third Proportional to 380,964 and 569,577

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Solution

The third proportional to 380,964 and 569,577 is: 851,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,964 : 569,577 = 569,577 : x
  2. Step 2: Convert to fraction form
    380,964/569,577 = 569,577/x
  3. Step 3: Cross multiply
    380,964x = 569,577 × 569,577
  4. Step 4: Simplify right side
    380,964x = 324,417,958,929
  5. Step 5: Solve for x
    x = 324,417,958,929/380,964
  6. Step 6: Final answer
    x = 851,571.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.