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Finding the Third Proportional to 312,202 and 736,745

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Solution

The third proportional to 312,202 and 736,745 is: 1,738,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,202 : 736,745 = 736,745 : x
  2. Step 2: Convert to fraction form
    312,202/736,745 = 736,745/x
  3. Step 3: Cross multiply
    312,202x = 736,745 × 736,745
  4. Step 4: Simplify right side
    312,202x = 542,793,195,025
  5. Step 5: Solve for x
    x = 542,793,195,025/312,202
  6. Step 6: Final answer
    x = 1,738,596.15

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.