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Finding the Third Proportional to 233,685.75 and 381,552.75

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Solution

The third proportional to 233,685.75 and 381,552.75 is: 622,984.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,685.75 : 381,552.75 = 381,552.75 : x
  2. Step 2: Convert to fraction form
    233,685.75/381,552.75 = 381,552.75/x
  3. Step 3: Cross multiply
    233,685.75x = 381,552.75 × 381,552.75
  4. Step 4: Simplify right side
    233,685.75x = 145,582,501,032.56
  5. Step 5: Solve for x
    x = 145,582,501,032.56/233,685.75
  6. Step 6: Final answer
    x = 622,984.08

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.