Home / 1,081,475.40-1,622,195.26-323,318.64

Finding the Fourth Proportional to 1,081,475.40, 1,622,195.26 and 323,318.64

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Solution

The fourth proportional to 1,081,475.40, 1,622,195.26 and 323,318.64 is: 484,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,475.40 : 1,622,195.26 = 323,318.64 : x
  2. Step 2: Convert to fraction form
    1,081,475.40/1,622,195.26 = 323,318.64/x
  3. Step 3: Cross multiply
    1,081,475.40x = 1,622,195.26 × 323,318.64
  4. Step 4: Simplify right side
    1,081,475.40x = 524,485,965,277.65
  5. Step 5: Solve for x
    x = 524,485,965,277.65/1,081,475.40
  6. Step 6: Final answer
    x = 484,972.63

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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.