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Finding the Fourth Proportional to 444,091.86, 665,085.56 and 254,655.14

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Solution

The fourth proportional to 444,091.86, 665,085.56 and 254,655.14 is: 381,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,091.86 : 665,085.56 = 254,655.14 : x
  2. Step 2: Convert to fraction form
    444,091.86/665,085.56 = 254,655.14/x
  3. Step 3: Cross multiply
    444,091.86x = 665,085.56 × 254,655.14
  4. Step 4: Simplify right side
    444,091.86x = 169,367,456,393.78
  5. Step 5: Solve for x
    x = 169,367,456,393.78/444,091.86
  6. Step 6: Final answer
    x = 381,379.33

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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.