Home / 844,511.12-1,165,403.04-481,928.48

Finding the Fourth Proportional to 844,511.12, 1,165,403.04 and 481,928.48

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Solution

The fourth proportional to 844,511.12, 1,165,403.04 and 481,928.48 is: 665,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,511.12 : 1,165,403.04 = 481,928.48 : x
  2. Step 2: Convert to fraction form
    844,511.12/1,165,403.04 = 481,928.48/x
  3. Step 3: Cross multiply
    844,511.12x = 1,165,403.04 × 481,928.48
  4. Step 4: Simplify right side
    844,511.12x = 561,640,915,654.58
  5. Step 5: Solve for x
    x = 561,640,915,654.58/844,511.12
  6. Step 6: Final answer
    x = 665,048.57

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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.