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Finding the Fourth Proportional to 444,229.32, 666,343.44 and 144,709.41

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Solution

The fourth proportional to 444,229.32, 666,343.44 and 144,709.41 is: 217,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,229.32 : 666,343.44 = 144,709.41 : x
  2. Step 2: Convert to fraction form
    444,229.32/666,343.44 = 144,709.41/x
  3. Step 3: Cross multiply
    444,229.32x = 666,343.44 × 144,709.41
  4. Step 4: Simplify right side
    444,229.32x = 96,426,166,059.77
  5. Step 5: Solve for x
    x = 96,426,166,059.77/444,229.32
  6. Step 6: Final answer
    x = 217,063.94

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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.