Home / 1,468,879-2,203,330.78-403,979.46

Finding the Fourth Proportional to 1,468,879, 2,203,330.78 and 403,979.46

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Solution

The fourth proportional to 1,468,879, 2,203,330.78 and 403,979.46 is: 605,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,879 : 2,203,330.78 = 403,979.46 : x
  2. Step 2: Convert to fraction form
    1,468,879/2,203,330.78 = 403,979.46/x
  3. Step 3: Cross multiply
    1,468,879x = 2,203,330.78 × 403,979.46
  4. Step 4: Simplify right side
    1,468,879x = 890,100,378,705.78
  5. Step 5: Solve for x
    x = 890,100,378,705.78/1,468,879
  6. Step 6: Final answer
    x = 605,972.57

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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.