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Finding the Fourth Proportional to 329,608.85, 494,427.63 and 161,270.90

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Solution

The fourth proportional to 329,608.85, 494,427.63 and 161,270.90 is: 241,913.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,608.85 : 494,427.63 = 161,270.90 : x
  2. Step 2: Convert to fraction form
    329,608.85/494,427.63 = 161,270.90/x
  3. Step 3: Cross multiply
    329,608.85x = 494,427.63 × 161,270.90
  4. Step 4: Simplify right side
    329,608.85x = 79,736,787,954.55
  5. Step 5: Solve for x
    x = 79,736,787,954.55/329,608.85
  6. Step 6: Final answer
    x = 241,913.37

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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.