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Finding the Third Proportional to 145,610 and 219,441

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Solution

The third proportional to 145,610 and 219,441 is: 330,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,610 : 219,441 = 219,441 : x
  2. Step 2: Convert to fraction form
    145,610/219,441 = 219,441/x
  3. Step 3: Cross multiply
    145,610x = 219,441 × 219,441
  4. Step 4: Simplify right side
    145,610x = 48,154,352,481
  5. Step 5: Solve for x
    x = 48,154,352,481/145,610
  6. Step 6: Final answer
    x = 330,707.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.