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Finding the Fourth Proportional to 483,723.83, 667,720.04 and 363,213.29

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Solution

The fourth proportional to 483,723.83, 667,720.04 and 363,213.29 is: 501,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,723.83 : 667,720.04 = 363,213.29 : x
  2. Step 2: Convert to fraction form
    483,723.83/667,720.04 = 363,213.29/x
  3. Step 3: Cross multiply
    483,723.83x = 667,720.04 × 363,213.29
  4. Step 4: Simplify right side
    483,723.83x = 242,524,792,380.57
  5. Step 5: Solve for x
    x = 242,524,792,380.57/483,723.83
  6. Step 6: Final answer
    x = 501,370.36

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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.