Home / 851,062.97-1,174,469.28-469,091.27

Finding the Fourth Proportional to 851,062.97, 1,174,469.28 and 469,091.27

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Solution

The fourth proportional to 851,062.97, 1,174,469.28 and 469,091.27 is: 647,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,062.97 : 1,174,469.28 = 469,091.27 : x
  2. Step 2: Convert to fraction form
    851,062.97/1,174,469.28 = 469,091.27/x
  3. Step 3: Cross multiply
    851,062.97x = 1,174,469.28 × 469,091.27
  4. Step 4: Simplify right side
    851,062.97x = 550,933,286,131.19
  5. Step 5: Solve for x
    x = 550,933,286,131.19/851,062.97
  6. Step 6: Final answer
    x = 647,347.27

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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.