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Finding the Fourth Proportional to 329,542.52, 494,313.78 and 104,901.98

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Solution

The fourth proportional to 329,542.52, 494,313.78 and 104,901.98 is: 157,352.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,542.52 : 494,313.78 = 104,901.98 : x
  2. Step 2: Convert to fraction form
    329,542.52/494,313.78 = 104,901.98/x
  3. Step 3: Cross multiply
    329,542.52x = 494,313.78 × 104,901.98
  4. Step 4: Simplify right side
    329,542.52x = 51,854,494,263.28
  5. Step 5: Solve for x
    x = 51,854,494,263.28/329,542.52
  6. Step 6: Final answer
    x = 157,352.97

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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.