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Finding the Fourth Proportional to 376,404.10, 564,176.67 and 151,620.70

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Solution

The fourth proportional to 376,404.10, 564,176.67 and 151,620.70 is: 227,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,404.10 : 564,176.67 = 151,620.70 : x
  2. Step 2: Convert to fraction form
    376,404.10/564,176.67 = 151,620.70/x
  3. Step 3: Cross multiply
    376,404.10x = 564,176.67 × 151,620.70
  4. Step 4: Simplify right side
    376,404.10x = 85,540,861,629.07
  5. Step 5: Solve for x
    x = 85,540,861,629.07/376,404.10
  6. Step 6: Final answer
    x = 227,258.05

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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.