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Finding the Third Proportional to 162,703.50 and 352,779

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Solution

The third proportional to 162,703.50 and 352,779 is: 764,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,703.50 : 352,779 = 352,779 : x
  2. Step 2: Convert to fraction form
    162,703.50/352,779 = 352,779/x
  3. Step 3: Cross multiply
    162,703.50x = 352,779 × 352,779
  4. Step 4: Simplify right side
    162,703.50x = 124,453,022,841
  5. Step 5: Solve for x
    x = 124,453,022,841/162,703.50
  6. Step 6: Final answer
    x = 764,906.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.