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Finding the Fourth Proportional to 444,045.87, 666,076.91 and 144,525.28

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Solution

The fourth proportional to 444,045.87, 666,076.91 and 144,525.28 is: 216,790.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,045.87 : 666,076.91 = 144,525.28 : x
  2. Step 2: Convert to fraction form
    444,045.87/666,076.91 = 144,525.28/x
  3. Step 3: Cross multiply
    444,045.87x = 666,076.91 × 144,525.28
  4. Step 4: Simplify right side
    444,045.87x = 96,264,951,919.28
  5. Step 5: Solve for x
    x = 96,264,951,919.28/444,045.87
  6. Step 6: Final answer
    x = 216,790.56

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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.