Home / 667,538.20-1,001,965.14-475,625.80

Finding the Fourth Proportional to 667,538.20, 1,001,965.14 and 475,625.80

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Solution

The fourth proportional to 667,538.20, 1,001,965.14 and 475,625.80 is: 713,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,538.20 : 1,001,965.14 = 475,625.80 : x
  2. Step 2: Convert to fraction form
    667,538.20/1,001,965.14 = 475,625.80/x
  3. Step 3: Cross multiply
    667,538.20x = 1,001,965.14 × 475,625.80
  4. Step 4: Simplify right side
    667,538.20x = 476,560,471,284.61
  5. Step 5: Solve for x
    x = 476,560,471,284.61/667,538.20
  6. Step 6: Final answer
    x = 713,907.42

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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.