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Finding the Fourth Proportional to 244,647.84, 366,883.73 and 84,680.34

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Solution

The fourth proportional to 244,647.84, 366,883.73 and 84,680.34 is: 126,990.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,647.84 : 366,883.73 = 84,680.34 : x
  2. Step 2: Convert to fraction form
    244,647.84/366,883.73 = 84,680.34/x
  3. Step 3: Cross multiply
    244,647.84x = 366,883.73 × 84,680.34
  4. Step 4: Simplify right side
    244,647.84x = 31,067,838,996.87
  5. Step 5: Solve for x
    x = 31,067,838,996.87/244,647.84
  6. Step 6: Final answer
    x = 126,990.04

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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.