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Finding the Third Proportional to 163,506 and 351,962

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Solution

The third proportional to 163,506 and 351,962 is: 757,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,506 : 351,962 = 351,962 : x
  2. Step 2: Convert to fraction form
    163,506/351,962 = 351,962/x
  3. Step 3: Cross multiply
    163,506x = 351,962 × 351,962
  4. Step 4: Simplify right side
    163,506x = 123,877,249,444
  5. Step 5: Solve for x
    x = 123,877,249,444/163,506
  6. Step 6: Final answer
    x = 757,631.22

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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.