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Finding the Fourth Proportional to 361,098.68, 541,586.46 and 108,310.64

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Solution

The fourth proportional to 361,098.68, 541,586.46 and 108,310.64 is: 162,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,098.68 : 541,586.46 = 108,310.64 : x
  2. Step 2: Convert to fraction form
    361,098.68/541,586.46 = 108,310.64/x
  3. Step 3: Cross multiply
    361,098.68x = 541,586.46 × 108,310.64
  4. Step 4: Simplify right side
    361,098.68x = 58,659,576,097.93
  5. Step 5: Solve for x
    x = 58,659,576,097.93/361,098.68
  6. Step 6: Final answer
    x = 162,447.50

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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.