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Finding the Fourth Proportional to 329,606.82, 493,901.35 and 222,571.29

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Solution

The fourth proportional to 329,606.82, 493,901.35 and 222,571.29 is: 333,513.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,606.82 : 493,901.35 = 222,571.29 : x
  2. Step 2: Convert to fraction form
    329,606.82/493,901.35 = 222,571.29/x
  3. Step 3: Cross multiply
    329,606.82x = 493,901.35 × 222,571.29
  4. Step 4: Simplify right side
    329,606.82x = 109,928,261,897.94
  5. Step 5: Solve for x
    x = 109,928,261,897.94/329,606.82
  6. Step 6: Final answer
    x = 333,513.31

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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.