Home / 384,028.14-576,042.50-131,310.54

Finding the Fourth Proportional to 384,028.14, 576,042.50 and 131,310.54

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Solution

The fourth proportional to 384,028.14, 576,042.50 and 131,310.54 is: 196,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,028.14 : 576,042.50 = 131,310.54 : x
  2. Step 2: Convert to fraction form
    384,028.14/576,042.50 = 131,310.54/x
  3. Step 3: Cross multiply
    384,028.14x = 576,042.50 × 131,310.54
  4. Step 4: Simplify right side
    384,028.14x = 75,640,452,066.23
  5. Step 5: Solve for x
    x = 75,640,452,066.23/384,028.14
  6. Step 6: Final answer
    x = 196,965.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.