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Finding the Fourth Proportional to 217,773, 326,352.96 and 173,201.94

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Solution

The fourth proportional to 217,773, 326,352.96 and 173,201.94 is: 259,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,773 : 326,352.96 = 173,201.94 : x
  2. Step 2: Convert to fraction form
    217,773/326,352.96 = 173,201.94/x
  3. Step 3: Cross multiply
    217,773x = 326,352.96 × 173,201.94
  4. Step 4: Simplify right side
    217,773x = 56,524,965,796.74
  5. Step 5: Solve for x
    x = 56,524,965,796.74/217,773
  6. Step 6: Final answer
    x = 259,559.11

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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.