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Finding the Fourth Proportional to 444,637.40, 667,053.30 and 220,105.40

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Solution

The fourth proportional to 444,637.40, 667,053.30 and 220,105.40 is: 330,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,637.40 : 667,053.30 = 220,105.40 : x
  2. Step 2: Convert to fraction form
    444,637.40/667,053.30 = 220,105.40/x
  3. Step 3: Cross multiply
    444,637.40x = 667,053.30 × 220,105.40
  4. Step 4: Simplify right side
    444,637.40x = 146,822,033,417.82
  5. Step 5: Solve for x
    x = 146,822,033,417.82/444,637.40
  6. Step 6: Final answer
    x = 330,206.22

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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.