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Finding the Third Proportional to 169,804 and 364,664

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Solution

The third proportional to 169,804 and 364,664 is: 783,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,804 : 364,664 = 364,664 : x
  2. Step 2: Convert to fraction form
    169,804/364,664 = 364,664/x
  3. Step 3: Cross multiply
    169,804x = 364,664 × 364,664
  4. Step 4: Simplify right side
    169,804x = 132,979,832,896
  5. Step 5: Solve for x
    x = 132,979,832,896/169,804
  6. Step 6: Final answer
    x = 783,137.22

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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.