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Finding the Fourth Proportional to 366,059.28, 505,170.36 and 204,910.32

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Solution

The fourth proportional to 366,059.28, 505,170.36 and 204,910.32 is: 282,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,059.28 : 505,170.36 = 204,910.32 : x
  2. Step 2: Convert to fraction form
    366,059.28/505,170.36 = 204,910.32/x
  3. Step 3: Cross multiply
    366,059.28x = 505,170.36 × 204,910.32
  4. Step 4: Simplify right side
    366,059.28x = 103,514,620,122.12
  5. Step 5: Solve for x
    x = 103,514,620,122.12/366,059.28
  6. Step 6: Final answer
    x = 282,781.03

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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.