Home / 366,217.28-505,338.08-205,049.92

Finding the Fourth Proportional to 366,217.28, 505,338.08 and 205,049.92

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Solution

The fourth proportional to 366,217.28, 505,338.08 and 205,049.92 is: 282,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,217.28 : 505,338.08 = 205,049.92 : x
  2. Step 2: Convert to fraction form
    366,217.28/505,338.08 = 205,049.92/x
  3. Step 3: Cross multiply
    366,217.28x = 505,338.08 × 205,049.92
  4. Step 4: Simplify right side
    366,217.28x = 103,619,532,876.95
  5. Step 5: Solve for x
    x = 103,619,532,876.95/366,217.28
  6. Step 6: Final answer
    x = 282,945.50

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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.