Home / 350,933.94-484,290.31-189,788.98

Finding the Fourth Proportional to 350,933.94, 484,290.31 and 189,788.98

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Solution

The fourth proportional to 350,933.94, 484,290.31 and 189,788.98 is: 261,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,933.94 : 484,290.31 = 189,788.98 : x
  2. Step 2: Convert to fraction form
    350,933.94/484,290.31 = 189,788.98/x
  3. Step 3: Cross multiply
    350,933.94x = 484,290.31 × 189,788.98
  4. Step 4: Simplify right side
    350,933.94x = 91,912,963,958.78
  5. Step 5: Solve for x
    x = 91,912,963,958.78/350,933.94
  6. Step 6: Final answer
    x = 261,909.59

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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.