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Finding the Third Proportional to 575,450 and 871,168

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Solution

The third proportional to 575,450 and 871,168 is: 1,318,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,450 : 871,168 = 871,168 : x
  2. Step 2: Convert to fraction form
    575,450/871,168 = 871,168/x
  3. Step 3: Cross multiply
    575,450x = 871,168 × 871,168
  4. Step 4: Simplify right side
    575,450x = 758,933,684,224
  5. Step 5: Solve for x
    x = 758,933,684,224/575,450
  6. Step 6: Final answer
    x = 1,318,852.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.