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Finding the Third Proportional to 192,441 and 286,609.50

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Solution

The third proportional to 192,441 and 286,609.50 is: 426,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,441 : 286,609.50 = 286,609.50 : x
  2. Step 2: Convert to fraction form
    192,441/286,609.50 = 286,609.50/x
  3. Step 3: Cross multiply
    192,441x = 286,609.50 × 286,609.50
  4. Step 4: Simplify right side
    192,441x = 82,145,005,490.25
  5. Step 5: Solve for x
    x = 82,145,005,490.25/192,441
  6. Step 6: Final answer
    x = 426,858.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.