Home / 361,826.12-498,993.31-225,872.69

Finding the Fourth Proportional to 361,826.12, 498,993.31 and 225,872.69

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Solution

The fourth proportional to 361,826.12, 498,993.31 and 225,872.69 is: 311,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,826.12 : 498,993.31 = 225,872.69 : x
  2. Step 2: Convert to fraction form
    361,826.12/498,993.31 = 225,872.69/x
  3. Step 3: Cross multiply
    361,826.12x = 498,993.31 × 225,872.69
  4. Step 4: Simplify right side
    361,826.12x = 112,708,958,162.06
  5. Step 5: Solve for x
    x = 112,708,958,162.06/361,826.12
  6. Step 6: Final answer
    x = 311,500.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.