Home / 509,511.44-764,270.41-149,680.83

Finding the Fourth Proportional to 509,511.44, 764,270.41 and 149,680.83

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Solution

The fourth proportional to 509,511.44, 764,270.41 and 149,680.83 is: 224,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,511.44 : 764,270.41 = 149,680.83 : x
  2. Step 2: Convert to fraction form
    509,511.44/764,270.41 = 149,680.83/x
  3. Step 3: Cross multiply
    509,511.44x = 764,270.41 × 149,680.83
  4. Step 4: Simplify right side
    509,511.44x = 114,396,631,431.93
  5. Step 5: Solve for x
    x = 114,396,631,431.93/509,511.44
  6. Step 6: Final answer
    x = 224,522.20

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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.