Home / 681,843.99-1,022,601.96-208,533.45

Finding the Fourth Proportional to 681,843.99, 1,022,601.96 and 208,533.45

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Solution

The fourth proportional to 681,843.99, 1,022,601.96 and 208,533.45 is: 312,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,843.99 : 1,022,601.96 = 208,533.45 : x
  2. Step 2: Convert to fraction form
    681,843.99/1,022,601.96 = 208,533.45/x
  3. Step 3: Cross multiply
    681,843.99x = 1,022,601.96 × 208,533.45
  4. Step 4: Simplify right side
    681,843.99x = 213,246,718,530.32
  5. Step 5: Solve for x
    x = 213,246,718,530.32/681,843.99
  6. Step 6: Final answer
    x = 312,750.01

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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.