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Finding the Third Proportional to 238,036.50 and 326,403.50

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Solution

The third proportional to 238,036.50 and 326,403.50 is: 447,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,036.50 : 326,403.50 = 326,403.50 : x
  2. Step 2: Convert to fraction form
    238,036.50/326,403.50 = 326,403.50/x
  3. Step 3: Cross multiply
    238,036.50x = 326,403.50 × 326,403.50
  4. Step 4: Simplify right side
    238,036.50x = 106,539,244,812.25
  5. Step 5: Solve for x
    x = 106,539,244,812.25/238,036.50
  6. Step 6: Final answer
    x = 447,575.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.