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Finding the Third Proportional to 163,110 and 330,804

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Solution

The third proportional to 163,110 and 330,804 is: 670,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,110 : 330,804 = 330,804 : x
  2. Step 2: Convert to fraction form
    163,110/330,804 = 330,804/x
  3. Step 3: Cross multiply
    163,110x = 330,804 × 330,804
  4. Step 4: Simplify right side
    163,110x = 109,431,286,416
  5. Step 5: Solve for x
    x = 109,431,286,416/163,110
  6. Step 6: Final answer
    x = 670,904.83

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.