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Finding the Third Proportional to 147,903 and 323,946

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Solution

The third proportional to 147,903 and 323,946 is: 709,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,903 : 323,946 = 323,946 : x
  2. Step 2: Convert to fraction form
    147,903/323,946 = 323,946/x
  3. Step 3: Cross multiply
    147,903x = 323,946 × 323,946
  4. Step 4: Simplify right side
    147,903x = 104,941,010,916
  5. Step 5: Solve for x
    x = 104,941,010,916/147,903
  6. Step 6: Final answer
    x = 709,525.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.