Home / 438,944.58-605,792.75-247,970.27

Finding the Fourth Proportional to 438,944.58, 605,792.75 and 247,970.27

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Solution

The fourth proportional to 438,944.58, 605,792.75 and 247,970.27 is: 342,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,944.58 : 605,792.75 = 247,970.27 : x
  2. Step 2: Convert to fraction form
    438,944.58/605,792.75 = 247,970.27/x
  3. Step 3: Cross multiply
    438,944.58x = 605,792.75 × 247,970.27
  4. Step 4: Simplify right side
    438,944.58x = 150,218,591,781.54
  5. Step 5: Solve for x
    x = 150,218,591,781.54/438,944.58
  6. Step 6: Final answer
    x = 342,226.78

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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.