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Finding the Fourth Proportional to 444,514.77, 666,772.56 and 208,023.48

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Solution

The fourth proportional to 444,514.77, 666,772.56 and 208,023.48 is: 312,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,514.77 : 666,772.56 = 208,023.48 : x
  2. Step 2: Convert to fraction form
    444,514.77/666,772.56 = 208,023.48/x
  3. Step 3: Cross multiply
    444,514.77x = 666,772.56 × 208,023.48
  4. Step 4: Simplify right side
    444,514.77x = 138,704,348,299.71
  5. Step 5: Solve for x
    x = 138,704,348,299.71/444,514.77
  6. Step 6: Final answer
    x = 312,035.41

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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.