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Finding the Fourth Proportional to 444,484.86, 666,791.48 and 144,891.37

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Solution

The fourth proportional to 444,484.86, 666,791.48 and 144,891.37 is: 217,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,484.86 : 666,791.48 = 144,891.37 : x
  2. Step 2: Convert to fraction form
    444,484.86/666,791.48 = 144,891.37/x
  3. Step 3: Cross multiply
    444,484.86x = 666,791.48 × 144,891.37
  4. Step 4: Simplify right side
    444,484.86x = 96,612,331,041.53
  5. Step 5: Solve for x
    x = 96,612,331,041.53/444,484.86
  6. Step 6: Final answer
    x = 217,357.98

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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.