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Finding the Fourth Proportional to 363,092.94, 544,641.82 and 126,434.82

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Solution

The fourth proportional to 363,092.94, 544,641.82 and 126,434.82 is: 189,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,092.94 : 544,641.82 = 126,434.82 : x
  2. Step 2: Convert to fraction form
    363,092.94/544,641.82 = 126,434.82/x
  3. Step 3: Cross multiply
    363,092.94x = 544,641.82 × 126,434.82
  4. Step 4: Simplify right side
    363,092.94x = 68,861,690,476.17
  5. Step 5: Solve for x
    x = 68,861,690,476.17/363,092.94
  6. Step 6: Final answer
    x = 189,653.07

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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.