Home / 721,025.88-1,081,602-188,544.84

Finding the Fourth Proportional to 721,025.88, 1,081,602 and 188,544.84

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Solution

The fourth proportional to 721,025.88, 1,081,602 and 188,544.84 is: 282,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,025.88 : 1,081,602 = 188,544.84 : x
  2. Step 2: Convert to fraction form
    721,025.88/1,081,602 = 188,544.84/x
  3. Step 3: Cross multiply
    721,025.88x = 1,081,602 × 188,544.84
  4. Step 4: Simplify right side
    721,025.88x = 203,930,476,033.68
  5. Step 5: Solve for x
    x = 203,930,476,033.68/721,025.88
  6. Step 6: Final answer
    x = 282,833.78

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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.