Home / 350,982.45-484,355.87-198,053.05

Finding the Fourth Proportional to 350,982.45, 484,355.87 and 198,053.05

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Solution

The fourth proportional to 350,982.45, 484,355.87 and 198,053.05 is: 273,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,982.45 : 484,355.87 = 198,053.05 : x
  2. Step 2: Convert to fraction form
    350,982.45/484,355.87 = 198,053.05/x
  3. Step 3: Cross multiply
    350,982.45x = 484,355.87 × 198,053.05
  4. Step 4: Simplify right side
    350,982.45x = 95,928,153,926.86
  5. Step 5: Solve for x
    x = 95,928,153,926.86/350,982.45
  6. Step 6: Final answer
    x = 273,313.25

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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.