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Finding the Fourth Proportional to 329,965.83, 494,924.11 and 113,803.43

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Solution

The fourth proportional to 329,965.83, 494,924.11 and 113,803.43 is: 170,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,965.83 : 494,924.11 = 113,803.43 : x
  2. Step 2: Convert to fraction form
    329,965.83/494,924.11 = 113,803.43/x
  3. Step 3: Cross multiply
    329,965.83x = 494,924.11 × 113,803.43
  4. Step 4: Simplify right side
    329,965.83x = 56,324,058,548.57
  5. Step 5: Solve for x
    x = 56,324,058,548.57/329,965.83
  6. Step 6: Final answer
    x = 170,696.64

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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.