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Finding the Fourth Proportional to 329,598.82, 494,354.46 and 92,960.56

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Solution

The fourth proportional to 329,598.82, 494,354.46 and 92,960.56 is: 139,428.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,598.82 : 494,354.46 = 92,960.56 : x
  2. Step 2: Convert to fraction form
    329,598.82/494,354.46 = 92,960.56/x
  3. Step 3: Cross multiply
    329,598.82x = 494,354.46 × 92,960.56
  4. Step 4: Simplify right side
    329,598.82x = 45,955,467,440.10
  5. Step 5: Solve for x
    x = 45,955,467,440.10/329,598.82
  6. Step 6: Final answer
    x = 139,428.50

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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.