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Finding the Fourth Proportional to 362,690.15, 544,034.81 and 126,032.85

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Solution

The fourth proportional to 362,690.15, 544,034.81 and 126,032.85 is: 189,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,690.15 : 544,034.81 = 126,032.85 : x
  2. Step 2: Convert to fraction form
    362,690.15/544,034.81 = 126,032.85/x
  3. Step 3: Cross multiply
    362,690.15x = 544,034.81 × 126,032.85
  4. Step 4: Simplify right side
    362,690.15x = 68,566,257,918.59
  5. Step 5: Solve for x
    x = 68,566,257,918.59/362,690.15
  6. Step 6: Final answer
    x = 189,049.13

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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.