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Finding the Fourth Proportional to 329,274.54, 493,860.06 and 104,605.38

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Solution

The fourth proportional to 329,274.54, 493,860.06 and 104,605.38 is: 156,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,274.54 : 493,860.06 = 104,605.38 : x
  2. Step 2: Convert to fraction form
    329,274.54/493,860.06 = 104,605.38/x
  3. Step 3: Cross multiply
    329,274.54x = 493,860.06 × 104,605.38
  4. Step 4: Simplify right side
    329,274.54x = 51,660,419,243.12
  5. Step 5: Solve for x
    x = 51,660,419,243.12/329,274.54
  6. Step 6: Final answer
    x = 156,891.63

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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.