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Finding the Fourth Proportional to 362,020.90, 499,588.84 and 200,901.86

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Solution

The fourth proportional to 362,020.90, 499,588.84 and 200,901.86 is: 277,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,020.90 : 499,588.84 = 200,901.86 : x
  2. Step 2: Convert to fraction form
    362,020.90/499,588.84 = 200,901.86/x
  3. Step 3: Cross multiply
    362,020.90x = 499,588.84 × 200,901.86
  4. Step 4: Simplify right side
    362,020.90x = 100,368,327,191.24
  5. Step 5: Solve for x
    x = 100,368,327,191.24/362,020.90
  6. Step 6: Final answer
    x = 277,244.57

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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.