Home / 404,481.19-606,799.82-155,143.75

Finding the Fourth Proportional to 404,481.19, 606,799.82 and 155,143.75

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Solution

The fourth proportional to 404,481.19, 606,799.82 and 155,143.75 is: 232,745.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,481.19 : 606,799.82 = 155,143.75 : x
  2. Step 2: Convert to fraction form
    404,481.19/606,799.82 = 155,143.75/x
  3. Step 3: Cross multiply
    404,481.19x = 606,799.82 × 155,143.75
  4. Step 4: Simplify right side
    404,481.19x = 94,141,199,574.13
  5. Step 5: Solve for x
    x = 94,141,199,574.13/404,481.19
  6. Step 6: Final answer
    x = 232,745.56

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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.