Home / 681,615.88-1,022,418.06-176,133.40

Finding the Fourth Proportional to 681,615.88, 1,022,418.06 and 176,133.40

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Solution

The fourth proportional to 681,615.88, 1,022,418.06 and 176,133.40 is: 264,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,615.88 : 1,022,418.06 = 176,133.40 : x
  2. Step 2: Convert to fraction form
    681,615.88/1,022,418.06 = 176,133.40/x
  3. Step 3: Cross multiply
    681,615.88x = 1,022,418.06 × 176,133.40
  4. Step 4: Simplify right side
    681,615.88x = 180,081,969,129.20
  5. Step 5: Solve for x
    x = 180,081,969,129.20/681,615.88
  6. Step 6: Final answer
    x = 264,198.61

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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.