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Finding the Fourth Proportional to 379,300.37, 569,230.54 and 179,620.44

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Solution

The fourth proportional to 379,300.37, 569,230.54 and 179,620.44 is: 269,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,300.37 : 569,230.54 = 179,620.44 : x
  2. Step 2: Convert to fraction form
    379,300.37/569,230.54 = 179,620.44/x
  3. Step 3: Cross multiply
    379,300.37x = 569,230.54 × 179,620.44
  4. Step 4: Simplify right side
    379,300.37x = 102,245,437,472.57
  5. Step 5: Solve for x
    x = 102,245,437,472.57/379,300.37
  6. Step 6: Final answer
    x = 269,563.24

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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.