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Finding the Fourth Proportional to 325,996.64, 489,026.11 and 101,296.73

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Solution

The fourth proportional to 325,996.64, 489,026.11 and 101,296.73 is: 151,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,996.64 : 489,026.11 = 101,296.73 : x
  2. Step 2: Convert to fraction form
    325,996.64/489,026.11 = 101,296.73/x
  3. Step 3: Cross multiply
    325,996.64x = 489,026.11 × 101,296.73
  4. Step 4: Simplify right side
    325,996.64x = 49,536,745,827.62
  5. Step 5: Solve for x
    x = 49,536,745,827.62/325,996.64
  6. Step 6: Final answer
    x = 151,954.77

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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.