Home / 1,206,571.14-1,809,856.07-308,012.56

Finding the Fourth Proportional to 1,206,571.14, 1,809,856.07 and 308,012.56

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Solution

The fourth proportional to 1,206,571.14, 1,809,856.07 and 308,012.56 is: 462,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,571.14 : 1,809,856.07 = 308,012.56 : x
  2. Step 2: Convert to fraction form
    1,206,571.14/1,809,856.07 = 308,012.56/x
  3. Step 3: Cross multiply
    1,206,571.14x = 1,809,856.07 × 308,012.56
  4. Step 4: Simplify right side
    1,206,571.14x = 557,458,396,442.58
  5. Step 5: Solve for x
    x = 557,458,396,442.58/1,206,571.14
  6. Step 6: Final answer
    x = 462,018.67

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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.