Home / 794,367.36-1,192,399.92-321,361.92

Finding the Fourth Proportional to 794,367.36, 1,192,399.92 and 321,361.92

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Solution

The fourth proportional to 794,367.36, 1,192,399.92 and 321,361.92 is: 482,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,367.36 : 1,192,399.92 = 321,361.92 : x
  2. Step 2: Convert to fraction form
    794,367.36/1,192,399.92 = 321,361.92/x
  3. Step 3: Cross multiply
    794,367.36x = 1,192,399.92 × 321,361.92
  4. Step 4: Simplify right side
    794,367.36x = 383,191,927,699.05
  5. Step 5: Solve for x
    x = 383,191,927,699.05/794,367.36
  6. Step 6: Final answer
    x = 482,386.30

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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.