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Finding the Fourth Proportional to 481,993.92, 722,200.32 and 341,501.76

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Solution

The fourth proportional to 481,993.92, 722,200.32 and 341,501.76 is: 511,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,993.92 : 722,200.32 = 341,501.76 : x
  2. Step 2: Convert to fraction form
    481,993.92/722,200.32 = 341,501.76/x
  3. Step 3: Cross multiply
    481,993.92x = 722,200.32 × 341,501.76
  4. Step 4: Simplify right side
    481,993.92x = 246,632,680,352.56
  5. Step 5: Solve for x
    x = 246,632,680,352.56/481,993.92
  6. Step 6: Final answer
    x = 511,692.51

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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.