Home / 496,941.80-685,604.82-324,960.44

Finding the Fourth Proportional to 496,941.80, 685,604.82 and 324,960.44

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Solution

The fourth proportional to 496,941.80, 685,604.82 and 324,960.44 is: 448,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,941.80 : 685,604.82 = 324,960.44 : x
  2. Step 2: Convert to fraction form
    496,941.80/685,604.82 = 324,960.44/x
  3. Step 3: Cross multiply
    496,941.80x = 685,604.82 × 324,960.44
  4. Step 4: Simplify right side
    496,941.80x = 222,794,443,973.32
  5. Step 5: Solve for x
    x = 222,794,443,973.32/496,941.80
  6. Step 6: Final answer
    x = 448,331.06

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1.5x scale

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.