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Finding the Fourth Proportional to 329,251.98, 493,879.77 and 92,596.71

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Solution

The fourth proportional to 329,251.98, 493,879.77 and 92,596.71 is: 138,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,251.98 : 493,879.77 = 92,596.71 : x
  2. Step 2: Convert to fraction form
    329,251.98/493,879.77 = 92,596.71/x
  3. Step 3: Cross multiply
    329,251.98x = 493,879.77 × 92,596.71
  4. Step 4: Simplify right side
    329,251.98x = 45,731,641,837.56
  5. Step 5: Solve for x
    x = 45,731,641,837.56/329,251.98
  6. Step 6: Final answer
    x = 138,895.57

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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.