Home / 404,974.26-607,029.75-304,824.78

Finding the Fourth Proportional to 404,974.26, 607,029.75 and 304,824.78

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Solution

The fourth proportional to 404,974.26, 607,029.75 and 304,824.78 is: 456,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,974.26 : 607,029.75 = 304,824.78 : x
  2. Step 2: Convert to fraction form
    404,974.26/607,029.75 = 304,824.78/x
  3. Step 3: Cross multiply
    404,974.26x = 607,029.75 × 304,824.78
  4. Step 4: Simplify right side
    404,974.26x = 185,037,709,997.21
  5. Step 5: Solve for x
    x = 185,037,709,997.21/404,974.26
  6. Step 6: Final answer
    x = 456,912.27

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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.