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Finding the Fourth Proportional to 360,685.35, 541,012.65 and 94,439.97

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Solution

The fourth proportional to 360,685.35, 541,012.65 and 94,439.97 is: 141,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,685.35 : 541,012.65 = 94,439.97 : x
  2. Step 2: Convert to fraction form
    360,685.35/541,012.65 = 94,439.97/x
  3. Step 3: Cross multiply
    360,685.35x = 541,012.65 × 94,439.97
  4. Step 4: Simplify right side
    360,685.35x = 51,093,218,435.62
  5. Step 5: Solve for x
    x = 51,093,218,435.62/360,685.35
  6. Step 6: Final answer
    x = 141,655.93

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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.