Home / 350,988.24-484,363.82-189,843.30

Finding the Fourth Proportional to 350,988.24, 484,363.82 and 189,843.30

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Solution

The fourth proportional to 350,988.24, 484,363.82 and 189,843.30 is: 261,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,988.24 : 484,363.82 = 189,843.30 : x
  2. Step 2: Convert to fraction form
    350,988.24/484,363.82 = 189,843.30/x
  3. Step 3: Cross multiply
    350,988.24x = 484,363.82 × 189,843.30
  4. Step 4: Simplify right side
    350,988.24x = 91,953,225,989.41
  5. Step 5: Solve for x
    x = 91,953,225,989.41/350,988.24
  6. Step 6: Final answer
    x = 261,983.78

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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.