Home / 381,197.07-571,845.22-114,984.50

Finding the Fourth Proportional to 381,197.07, 571,845.22 and 114,984.50

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Solution

The fourth proportional to 381,197.07, 571,845.22 and 114,984.50 is: 172,491.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,197.07 : 571,845.22 = 114,984.50 : x
  2. Step 2: Convert to fraction form
    381,197.07/571,845.22 = 114,984.50/x
  3. Step 3: Cross multiply
    381,197.07x = 571,845.22 × 114,984.50
  4. Step 4: Simplify right side
    381,197.07x = 65,753,333,552.40
  5. Step 5: Solve for x
    x = 65,753,333,552.40/381,197.07
  6. Step 6: Final answer
    x = 172,491.71

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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.