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Finding the Fourth Proportional to 379,162.86, 568,850.58 and 165,949.35

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Solution

The fourth proportional to 379,162.86, 568,850.58 and 165,949.35 is: 248,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,162.86 : 568,850.58 = 165,949.35 : x
  2. Step 2: Convert to fraction form
    379,162.86/568,850.58 = 165,949.35/x
  3. Step 3: Cross multiply
    379,162.86x = 568,850.58 × 165,949.35
  4. Step 4: Simplify right side
    379,162.86x = 94,400,383,998.12
  5. Step 5: Solve for x
    x = 94,400,383,998.12/379,162.86
  6. Step 6: Final answer
    x = 248,970.55

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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.