Home / 855,928.96-1,283,413.20-586,361.74

Finding the Fourth Proportional to 855,928.96, 1,283,413.20 and 586,361.74

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Solution

The fourth proportional to 855,928.96, 1,283,413.20 and 586,361.74 is: 879,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,928.96 : 1,283,413.20 = 586,361.74 : x
  2. Step 2: Convert to fraction form
    855,928.96/1,283,413.20 = 586,361.74/x
  3. Step 3: Cross multiply
    855,928.96x = 1,283,413.20 × 586,361.74
  4. Step 4: Simplify right side
    855,928.96x = 752,544,397,090.97
  5. Step 5: Solve for x
    x = 752,544,397,090.97/855,928.96
  6. Step 6: Final answer
    x = 879,213.62

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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.