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Finding the Third Proportional to 345,124.50 and 741,481.13

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Solution

The third proportional to 345,124.50 and 741,481.13 is: 1,593,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,124.50 : 741,481.13 = 741,481.13 : x
  2. Step 2: Convert to fraction form
    345,124.50/741,481.13 = 741,481.13/x
  3. Step 3: Cross multiply
    345,124.50x = 741,481.13 × 741,481.13
  4. Step 4: Simplify right side
    345,124.50x = 549,794,258,731.27
  5. Step 5: Solve for x
    x = 549,794,258,731.27/345,124.50
  6. Step 6: Final answer
    x = 1,593,031.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.