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Finding the Fourth Proportional to 362,029.79, 499,604.54 and 200,899.80

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Solution

The fourth proportional to 362,029.79, 499,604.54 and 200,899.80 is: 277,243.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,029.79 : 499,604.54 = 200,899.80 : x
  2. Step 2: Convert to fraction form
    362,029.79/499,604.54 = 200,899.80/x
  3. Step 3: Cross multiply
    362,029.79x = 499,604.54 × 200,899.80
  4. Step 4: Simplify right side
    362,029.79x = 100,370,451,160.59
  5. Step 5: Solve for x
    x = 100,370,451,160.59/362,029.79
  6. Step 6: Final answer
    x = 277,243.63

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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.