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Finding the Fourth Proportional to 325,808.37, 488,793.94 and 229,932.72

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Solution

The fourth proportional to 325,808.37, 488,793.94 and 229,932.72 is: 344,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,808.37 : 488,793.94 = 229,932.72 : x
  2. Step 2: Convert to fraction form
    325,808.37/488,793.94 = 229,932.72/x
  3. Step 3: Cross multiply
    325,808.37x = 488,793.94 × 229,932.72
  4. Step 4: Simplify right side
    325,808.37x = 112,389,720,336.91
  5. Step 5: Solve for x
    x = 112,389,720,336.91/325,808.37
  6. Step 6: Final answer
    x = 344,956.51

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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.