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Finding the Fourth Proportional to 329,103.21, 493,673.94 and 92,464.37

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Solution

The fourth proportional to 329,103.21, 493,673.94 and 92,464.37 is: 138,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,103.21 : 493,673.94 = 92,464.37 : x
  2. Step 2: Convert to fraction form
    329,103.21/493,673.94 = 92,464.37/x
  3. Step 3: Cross multiply
    329,103.21x = 493,673.94 × 92,464.37
  4. Step 4: Simplify right side
    329,103.21x = 45,647,247,379.15
  5. Step 5: Solve for x
    x = 45,647,247,379.15/329,103.21
  6. Step 6: Final answer
    x = 138,701.92

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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.