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Finding the Third Proportional to 177,268.50 and 263,119.50

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Solution

The third proportional to 177,268.50 and 263,119.50 is: 390,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,268.50 : 263,119.50 = 263,119.50 : x
  2. Step 2: Convert to fraction form
    177,268.50/263,119.50 = 263,119.50/x
  3. Step 3: Cross multiply
    177,268.50x = 263,119.50 × 263,119.50
  4. Step 4: Simplify right side
    177,268.50x = 69,231,871,280.25
  5. Step 5: Solve for x
    x = 69,231,871,280.25/177,268.50
  6. Step 6: Final answer
    x = 390,548.07

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.