Home / 427,067.26-589,324.78-245,749.94

Finding the Fourth Proportional to 427,067.26, 589,324.78 and 245,749.94

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Solution

The fourth proportional to 427,067.26, 589,324.78 and 245,749.94 is: 339,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,067.26 : 589,324.78 = 245,749.94 : x
  2. Step 2: Convert to fraction form
    427,067.26/589,324.78 = 245,749.94/x
  3. Step 3: Cross multiply
    427,067.26x = 589,324.78 × 245,749.94
  4. Step 4: Simplify right side
    427,067.26x = 144,826,529,325.51
  5. Step 5: Solve for x
    x = 144,826,529,325.51/427,067.26
  6. Step 6: Final answer
    x = 339,118.78

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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.