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Finding the Fourth Proportional to 322,331.67, 483,497.46 and 100,715.67

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Solution

The fourth proportional to 322,331.67, 483,497.46 and 100,715.67 is: 151,073.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,331.67 : 483,497.46 = 100,715.67 : x
  2. Step 2: Convert to fraction form
    322,331.67/483,497.46 = 100,715.67/x
  3. Step 3: Cross multiply
    322,331.67x = 483,497.46 × 100,715.67
  4. Step 4: Simplify right side
    322,331.67x = 48,695,770,627.20
  5. Step 5: Solve for x
    x = 48,695,770,627.20/322,331.67
  6. Step 6: Final answer
    x = 151,073.49

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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.