Home / 792,198.14-1,187,998.88-286,634.13

Finding the Fourth Proportional to 792,198.14, 1,187,998.88 and 286,634.13

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Solution

The fourth proportional to 792,198.14, 1,187,998.88 and 286,634.13 is: 429,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,198.14 : 1,187,998.88 = 286,634.13 : x
  2. Step 2: Convert to fraction form
    792,198.14/1,187,998.88 = 286,634.13/x
  3. Step 3: Cross multiply
    792,198.14x = 1,187,998.88 × 286,634.13
  4. Step 4: Simplify right side
    792,198.14x = 340,521,025,409.77
  5. Step 5: Solve for x
    x = 340,521,025,409.77/792,198.14
  6. Step 6: Final answer
    x = 429,843.26

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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.