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Finding the Third Proportional to 247,222 and 529,435

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Solution

The third proportional to 247,222 and 529,435 is: 1,133,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,222 : 529,435 = 529,435 : x
  2. Step 2: Convert to fraction form
    247,222/529,435 = 529,435/x
  3. Step 3: Cross multiply
    247,222x = 529,435 × 529,435
  4. Step 4: Simplify right side
    247,222x = 280,301,419,225
  5. Step 5: Solve for x
    x = 280,301,419,225/247,222
  6. Step 6: Final answer
    x = 1,133,804.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.