Home / 893,390.44-1,340,249.82-294,386.92

Finding the Fourth Proportional to 893,390.44, 1,340,249.82 and 294,386.92

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Solution

The fourth proportional to 893,390.44, 1,340,249.82 and 294,386.92 is: 441,634.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,390.44 : 1,340,249.82 = 294,386.92 : x
  2. Step 2: Convert to fraction form
    893,390.44/1,340,249.82 = 294,386.92/x
  3. Step 3: Cross multiply
    893,390.44x = 1,340,249.82 × 294,386.92
  4. Step 4: Simplify right side
    893,390.44x = 394,552,016,540.35
  5. Step 5: Solve for x
    x = 394,552,016,540.35/893,390.44
  6. Step 6: Final answer
    x = 441,634.47

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1.5x scale

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.