Home / 681,078.54-1,021,676.40-175,634.94

Finding the Fourth Proportional to 681,078.54, 1,021,676.40 and 175,634.94

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Solution

The fourth proportional to 681,078.54, 1,021,676.40 and 175,634.94 is: 263,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,078.54 : 1,021,676.40 = 175,634.94 : x
  2. Step 2: Convert to fraction form
    681,078.54/1,021,676.40 = 175,634.94/x
  3. Step 3: Cross multiply
    681,078.54x = 1,021,676.40 × 175,634.94
  4. Step 4: Simplify right side
    681,078.54x = 179,442,073,213.42
  5. Step 5: Solve for x
    x = 179,442,073,213.42/681,078.54
  6. Step 6: Final answer
    x = 263,467.52

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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.