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Finding the Fourth Proportional to 567,876, 851,629.62 and 188,694.92

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Solution

The fourth proportional to 567,876, 851,629.62 and 188,694.92 is: 282,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,876 : 851,629.62 = 188,694.92 : x
  2. Step 2: Convert to fraction form
    567,876/851,629.62 = 188,694.92/x
  3. Step 3: Cross multiply
    567,876x = 851,629.62 × 188,694.92
  4. Step 4: Simplify right side
    567,876x = 160,698,183,015.53
  5. Step 5: Solve for x
    x = 160,698,183,015.53/567,876
  6. Step 6: Final answer
    x = 282,981.11

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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.