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Finding the Fourth Proportional to 329,599.62, 494,400.24 and 92,943.54

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Solution

The fourth proportional to 329,599.62, 494,400.24 and 92,943.54 is: 139,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,599.62 : 494,400.24 = 92,943.54 : x
  2. Step 2: Convert to fraction form
    329,599.62/494,400.24 = 92,943.54/x
  3. Step 3: Cross multiply
    329,599.62x = 494,400.24 × 92,943.54
  4. Step 4: Simplify right side
    329,599.62x = 45,951,308,482.45
  5. Step 5: Solve for x
    x = 45,951,308,482.45/329,599.62
  6. Step 6: Final answer
    x = 139,415.54

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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.