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Finding the Fourth Proportional to 503,873.31, 754,789.37 and 233,620.86

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Solution

The fourth proportional to 503,873.31, 754,789.37 and 233,620.86 is: 349,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,873.31 : 754,789.37 = 233,620.86 : x
  2. Step 2: Convert to fraction form
    503,873.31/754,789.37 = 233,620.86/x
  3. Step 3: Cross multiply
    503,873.31x = 754,789.37 × 233,620.86
  4. Step 4: Simplify right side
    503,873.31x = 176,334,540,570.15
  5. Step 5: Solve for x
    x = 176,334,540,570.15/503,873.31
  6. Step 6: Final answer
    x = 349,958.09

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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.