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Finding the Third Proportional to 163,098 and 345,798

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Solution

The third proportional to 163,098 and 345,798 is: 733,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,098 : 345,798 = 345,798 : x
  2. Step 2: Convert to fraction form
    163,098/345,798 = 345,798/x
  3. Step 3: Cross multiply
    163,098x = 345,798 × 345,798
  4. Step 4: Simplify right side
    163,098x = 119,576,256,804
  5. Step 5: Solve for x
    x = 119,576,256,804/163,098
  6. Step 6: Final answer
    x = 733,155.87

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.