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Finding the Fourth Proportional to 329,550.28, 494,325.42 and 104,909.74

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Solution

The fourth proportional to 329,550.28, 494,325.42 and 104,909.74 is: 157,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,550.28 : 494,325.42 = 104,909.74 : x
  2. Step 2: Convert to fraction form
    329,550.28/494,325.42 = 104,909.74/x
  3. Step 3: Cross multiply
    329,550.28x = 494,325.42 × 104,909.74
  4. Step 4: Simplify right side
    329,550.28x = 51,859,551,287.59
  5. Step 5: Solve for x
    x = 51,859,551,287.59/329,550.28
  6. Step 6: Final answer
    x = 157,364.61

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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.