Home / 843,347.16-1,265,436.27-394,099.02

Finding the Fourth Proportional to 843,347.16, 1,265,436.27 and 394,099.02

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Solution

The fourth proportional to 843,347.16, 1,265,436.27 and 394,099.02 is: 591,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,347.16 : 1,265,436.27 = 394,099.02 : x
  2. Step 2: Convert to fraction form
    843,347.16/1,265,436.27 = 394,099.02/x
  3. Step 3: Cross multiply
    843,347.16x = 1,265,436.27 × 394,099.02
  4. Step 4: Simplify right side
    843,347.16x = 498,707,193,879.46
  5. Step 5: Solve for x
    x = 498,707,193,879.46/843,347.16
  6. Step 6: Final answer
    x = 591,342.71

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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.