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Finding the Third Proportional to 151,115 and 330,886

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Solution

The third proportional to 151,115 and 330,886 is: 724,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,115 : 330,886 = 330,886 : x
  2. Step 2: Convert to fraction form
    151,115/330,886 = 330,886/x
  3. Step 3: Cross multiply
    151,115x = 330,886 × 330,886
  4. Step 4: Simplify right side
    151,115x = 109,485,544,996
  5. Step 5: Solve for x
    x = 109,485,544,996/151,115
  6. Step 6: Final answer
    x = 724,518.05

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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.