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Finding the Fourth Proportional to 322,601.59, 483,974.61 and 109,356.94

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Solution

The fourth proportional to 322,601.59, 483,974.61 and 109,356.94 is: 164,059.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,601.59 : 483,974.61 = 109,356.94 : x
  2. Step 2: Convert to fraction form
    322,601.59/483,974.61 = 109,356.94/x
  3. Step 3: Cross multiply
    322,601.59x = 483,974.61 × 109,356.94
  4. Step 4: Simplify right side
    322,601.59x = 52,925,982,387.29
  5. Step 5: Solve for x
    x = 52,925,982,387.29/322,601.59
  6. Step 6: Final answer
    x = 164,059.89

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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.