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Finding the Fourth Proportional to 362,148.68, 499,761.57 and 200,999.59

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Solution

The fourth proportional to 362,148.68, 499,761.57 and 200,999.59 is: 277,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,148.68 : 499,761.57 = 200,999.59 : x
  2. Step 2: Convert to fraction form
    362,148.68/499,761.57 = 200,999.59/x
  3. Step 3: Cross multiply
    362,148.68x = 499,761.57 × 200,999.59
  4. Step 4: Simplify right side
    362,148.68x = 100,451,869,418.35
  5. Step 5: Solve for x
    x = 100,451,869,418.35/362,148.68
  6. Step 6: Final answer
    x = 277,377.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.