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Finding the Third Proportional to 149,776 and 325,800

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Solution

The third proportional to 149,776 and 325,800 is: 708,695.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,776 : 325,800 = 325,800 : x
  2. Step 2: Convert to fraction form
    149,776/325,800 = 325,800/x
  3. Step 3: Cross multiply
    149,776x = 325,800 × 325,800
  4. Step 4: Simplify right side
    149,776x = 106,145,640,000
  5. Step 5: Solve for x
    x = 106,145,640,000/149,776
  6. Step 6: Final answer
    x = 708,695.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.