Home / 350,974.71-484,332.38-220,222.85

Finding the Fourth Proportional to 350,974.71, 484,332.38 and 220,222.85

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Solution

The fourth proportional to 350,974.71, 484,332.38 and 220,222.85 is: 303,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,974.71 : 484,332.38 = 220,222.85 : x
  2. Step 2: Convert to fraction form
    350,974.71/484,332.38 = 220,222.85/x
  3. Step 3: Cross multiply
    350,974.71x = 484,332.38 × 220,222.85
  4. Step 4: Simplify right side
    350,974.71x = 106,661,053,548.11
  5. Step 5: Solve for x
    x = 106,661,053,548.11/350,974.71
  6. Step 6: Final answer
    x = 303,899.54

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1.5x scale

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.