Home / 850,296.58-1,275,518.31-219,205.06

Finding the Fourth Proportional to 850,296.58, 1,275,518.31 and 219,205.06

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Solution

The fourth proportional to 850,296.58, 1,275,518.31 and 219,205.06 is: 328,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,296.58 : 1,275,518.31 = 219,205.06 : x
  2. Step 2: Convert to fraction form
    850,296.58/1,275,518.31 = 219,205.06/x
  3. Step 3: Cross multiply
    850,296.58x = 1,275,518.31 × 219,205.06
  4. Step 4: Simplify right side
    850,296.58x = 279,600,067,674.65
  5. Step 5: Solve for x
    x = 279,600,067,674.65/850,296.58
  6. Step 6: Final answer
    x = 328,826.52

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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.