Home / 444,935.62-666,939.21-220,155.76

Finding the Fourth Proportional to 444,935.62, 666,939.21 and 220,155.76

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Solution

The fourth proportional to 444,935.62, 666,939.21 and 220,155.76 is: 330,003.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,935.62 : 666,939.21 = 220,155.76 : x
  2. Step 2: Convert to fraction form
    444,935.62/666,939.21 = 220,155.76/x
  3. Step 3: Cross multiply
    444,935.62x = 666,939.21 × 220,155.76
  4. Step 4: Simplify right side
    444,935.62x = 146,830,508,651.35
  5. Step 5: Solve for x
    x = 146,830,508,651.35/444,935.62
  6. Step 6: Final answer
    x = 330,003.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.