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Finding the Fourth Proportional to 362,874.45, 500,783.83 and 201,732.19

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Solution

The fourth proportional to 362,874.45, 500,783.83 and 201,732.19 is: 278,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,874.45 : 500,783.83 = 201,732.19 : x
  2. Step 2: Convert to fraction form
    362,874.45/500,783.83 = 201,732.19/x
  3. Step 3: Cross multiply
    362,874.45x = 500,783.83 × 201,732.19
  4. Step 4: Simplify right side
    362,874.45x = 101,024,218,120.94
  5. Step 5: Solve for x
    x = 101,024,218,120.94/362,874.45
  6. Step 6: Final answer
    x = 278,399.92

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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.