Home / 350,932.94-484,288.93-189,787.98

Finding the Fourth Proportional to 350,932.94, 484,288.93 and 189,787.98

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Solution

The fourth proportional to 350,932.94, 484,288.93 and 189,787.98 is: 261,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,932.94 : 484,288.93 = 189,787.98 : x
  2. Step 2: Convert to fraction form
    350,932.94/484,288.93 = 189,787.98/x
  3. Step 3: Cross multiply
    350,932.94x = 484,288.93 × 189,787.98
  4. Step 4: Simplify right side
    350,932.94x = 91,912,217,761.06
  5. Step 5: Solve for x
    x = 91,912,217,761.06/350,932.94
  6. Step 6: Final answer
    x = 261,908.21

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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.