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Finding the Fourth Proportional to 362,947.68, 544,249.80 and 126,260.82

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Solution

The fourth proportional to 362,947.68, 544,249.80 and 126,260.82 is: 189,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,947.68 : 544,249.80 = 126,260.82 : x
  2. Step 2: Convert to fraction form
    362,947.68/544,249.80 = 126,260.82/x
  3. Step 3: Cross multiply
    362,947.68x = 544,249.80 × 126,260.82
  4. Step 4: Simplify right side
    362,947.68x = 68,717,426,032.84
  5. Step 5: Solve for x
    x = 68,717,426,032.84/362,947.68
  6. Step 6: Final answer
    x = 189,331.49

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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.