Home / 850,745.16-1,174,111.07-635,511.56

Finding the Fourth Proportional to 850,745.16, 1,174,111.07 and 635,511.56

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Solution

The fourth proportional to 850,745.16, 1,174,111.07 and 635,511.56 is: 877,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,745.16 : 1,174,111.07 = 635,511.56 : x
  2. Step 2: Convert to fraction form
    850,745.16/1,174,111.07 = 635,511.56/x
  3. Step 3: Cross multiply
    850,745.16x = 1,174,111.07 × 635,511.56
  4. Step 4: Simplify right side
    850,745.16x = 746,161,148,660.86
  5. Step 5: Solve for x
    x = 746,161,148,660.86/850,745.16
  6. Step 6: Final answer
    x = 877,067.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.