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Finding the Fourth Proportional to 444,042.40, 666,069.92 and 144,524.56

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Solution

The fourth proportional to 444,042.40, 666,069.92 and 144,524.56 is: 216,788.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,042.40 : 666,069.92 = 144,524.56 : x
  2. Step 2: Convert to fraction form
    444,042.40/666,069.92 = 144,524.56/x
  3. Step 3: Cross multiply
    444,042.40x = 666,069.92 × 144,524.56
  4. Step 4: Simplify right side
    444,042.40x = 96,263,462,117.24
  5. Step 5: Solve for x
    x = 96,263,462,117.24/444,042.40
  6. Step 6: Final answer
    x = 216,788.90

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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.