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Finding the Third Proportional to 190,366.75 and 423,285.25

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Solution

The third proportional to 190,366.75 and 423,285.25 is: 941,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366.75 : 423,285.25 = 423,285.25 : x
  2. Step 2: Convert to fraction form
    190,366.75/423,285.25 = 423,285.25/x
  3. Step 3: Cross multiply
    190,366.75x = 423,285.25 × 423,285.25
  4. Step 4: Simplify right side
    190,366.75x = 179,170,402,867.56
  5. Step 5: Solve for x
    x = 179,170,402,867.56/190,366.75
  6. Step 6: Final answer
    x = 941,185.38

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.