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Finding the Fourth Proportional to 444,239.24, 666,358.36 and 144,719.36

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Solution

The fourth proportional to 444,239.24, 666,358.36 and 144,719.36 is: 217,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,239.24 : 666,358.36 = 144,719.36 : x
  2. Step 2: Convert to fraction form
    444,239.24/666,358.36 = 144,719.36/x
  3. Step 3: Cross multiply
    444,239.24x = 666,358.36 × 144,719.36
  4. Step 4: Simplify right side
    444,239.24x = 96,434,955,389.85
  5. Step 5: Solve for x
    x = 96,434,955,389.85/444,239.24
  6. Step 6: Final answer
    x = 217,078.88

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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.