Home / 809,499.87-1,117,087.58-446,917.14

Finding the Fourth Proportional to 809,499.87, 1,117,087.58 and 446,917.14

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Solution

The fourth proportional to 809,499.87, 1,117,087.58 and 446,917.14 is: 616,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,499.87 : 1,117,087.58 = 446,917.14 : x
  2. Step 2: Convert to fraction form
    809,499.87/1,117,087.58 = 446,917.14/x
  3. Step 3: Cross multiply
    809,499.87x = 1,117,087.58 × 446,917.14
  4. Step 4: Simplify right side
    809,499.87x = 499,245,586,383.12
  5. Step 5: Solve for x
    x = 499,245,586,383.12/809,499.87
  6. Step 6: Final answer
    x = 616,733.37

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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.