Home / 843,303.41-1,265,370.66-394,055.33

Finding the Fourth Proportional to 843,303.41, 1,265,370.66 and 394,055.33

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Solution

The fourth proportional to 843,303.41, 1,265,370.66 and 394,055.33 is: 591,277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,303.41 : 1,265,370.66 = 394,055.33 : x
  2. Step 2: Convert to fraction form
    843,303.41/1,265,370.66 = 394,055.33/x
  3. Step 3: Cross multiply
    843,303.41x = 1,265,370.66 × 394,055.33
  4. Step 4: Simplify right side
    843,303.41x = 498,626,052,998.62
  5. Step 5: Solve for x
    x = 498,626,052,998.62/843,303.41
  6. Step 6: Final answer
    x = 591,277.17

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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.