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Finding the Third Proportional to 247,343.63 and 529,679.25

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Solution

The third proportional to 247,343.63 and 529,679.25 is: 1,134,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,343.63 : 529,679.25 = 529,679.25 : x
  2. Step 2: Convert to fraction form
    247,343.63/529,679.25 = 529,679.25/x
  3. Step 3: Cross multiply
    247,343.63x = 529,679.25 × 529,679.25
  4. Step 4: Simplify right side
    247,343.63x = 280,560,107,880.56
  5. Step 5: Solve for x
    x = 280,560,107,880.56/247,343.63
  6. Step 6: Final answer
    x = 1,134,292.86

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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.