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Finding the Third Proportional to 151,212 and 330,095

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Solution

The third proportional to 151,212 and 330,095 is: 720,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,212 : 330,095 = 330,095 : x
  2. Step 2: Convert to fraction form
    151,212/330,095 = 330,095/x
  3. Step 3: Cross multiply
    151,212x = 330,095 × 330,095
  4. Step 4: Simplify right side
    151,212x = 108,962,709,025
  5. Step 5: Solve for x
    x = 108,962,709,025/151,212
  6. Step 6: Final answer
    x = 720,595.65

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.