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Finding the Fourth Proportional to 444,818.80, 667,226.04 and 149,330.80

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Solution

The fourth proportional to 444,818.80, 667,226.04 and 149,330.80 is: 223,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,818.80 : 667,226.04 = 149,330.80 : x
  2. Step 2: Convert to fraction form
    444,818.80/667,226.04 = 149,330.80/x
  3. Step 3: Cross multiply
    444,818.80x = 667,226.04 × 149,330.80
  4. Step 4: Simplify right side
    444,818.80x = 99,637,398,334.03
  5. Step 5: Solve for x
    x = 99,637,398,334.03/444,818.80
  6. Step 6: Final answer
    x = 223,995.47

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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.