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Finding the Fourth Proportional to 587,170.82, 810,268.62 and 332,523.83

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Solution

The fourth proportional to 587,170.82, 810,268.62 and 332,523.83 is: 458,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,170.82 : 810,268.62 = 332,523.83 : x
  2. Step 2: Convert to fraction form
    587,170.82/810,268.62 = 332,523.83/x
  3. Step 3: Cross multiply
    587,170.82x = 810,268.62 × 332,523.83
  4. Step 4: Simplify right side
    587,170.82x = 269,433,625,629.92
  5. Step 5: Solve for x
    x = 269,433,625,629.92/587,170.82
  6. Step 6: Final answer
    x = 458,867.53

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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.