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Finding the Fourth Proportional to 377,295.37, 520,769.96 and 222,381.96

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Solution

The fourth proportional to 377,295.37, 520,769.96 and 222,381.96 is: 306,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,295.37 : 520,769.96 = 222,381.96 : x
  2. Step 2: Convert to fraction form
    377,295.37/520,769.96 = 222,381.96/x
  3. Step 3: Cross multiply
    377,295.37x = 520,769.96 × 222,381.96
  4. Step 4: Simplify right side
    377,295.37x = 115,809,842,183.06
  5. Step 5: Solve for x
    x = 115,809,842,183.06/377,295.37
  6. Step 6: Final answer
    x = 306,947.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.