Home / 297,997.19-447,276.70-108,640.57

Finding the Fourth Proportional to 297,997.19, 447,276.70 and 108,640.57

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Solution

The fourth proportional to 297,997.19, 447,276.70 and 108,640.57 is: 163,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,997.19 : 447,276.70 = 108,640.57 : x
  2. Step 2: Convert to fraction form
    297,997.19/447,276.70 = 108,640.57/x
  3. Step 3: Cross multiply
    297,997.19x = 447,276.70 × 108,640.57
  4. Step 4: Simplify right side
    297,997.19x = 48,592,395,635.72
  5. Step 5: Solve for x
    x = 48,592,395,635.72/297,997.19
  6. Step 6: Final answer
    x = 163,063.27

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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.