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Finding the Fourth Proportional to 335,593.73, 503,374.17 and 125,215.25

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Solution

The fourth proportional to 335,593.73, 503,374.17 and 125,215.25 is: 187,816.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,593.73 : 503,374.17 = 125,215.25 : x
  2. Step 2: Convert to fraction form
    335,593.73/503,374.17 = 125,215.25/x
  3. Step 3: Cross multiply
    335,593.73x = 503,374.17 × 125,215.25
  4. Step 4: Simplify right side
    335,593.73x = 63,030,122,540.09
  5. Step 5: Solve for x
    x = 63,030,122,540.09/335,593.73
  6. Step 6: Final answer
    x = 187,816.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.