Home / 957,168.82-1,435,395.72-317,355.22

Finding the Fourth Proportional to 957,168.82, 1,435,395.72 and 317,355.22

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Solution

The fourth proportional to 957,168.82, 1,435,395.72 and 317,355.22 is: 475,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,168.82 : 1,435,395.72 = 317,355.22 : x
  2. Step 2: Convert to fraction form
    957,168.82/1,435,395.72 = 317,355.22/x
  3. Step 3: Cross multiply
    957,168.82x = 1,435,395.72 × 317,355.22
  4. Step 4: Simplify right side
    957,168.82x = 455,530,324,507.66
  5. Step 5: Solve for x
    x = 455,530,324,507.66/957,168.82
  6. Step 6: Final answer
    x = 475,914.30

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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.