Home / 695,696.82-1,043,676.39-263,543.64

Finding the Fourth Proportional to 695,696.82, 1,043,676.39 and 263,543.64

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Solution

The fourth proportional to 695,696.82, 1,043,676.39 and 263,543.64 is: 395,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,696.82 : 1,043,676.39 = 263,543.64 : x
  2. Step 2: Convert to fraction form
    695,696.82/1,043,676.39 = 263,543.64/x
  3. Step 3: Cross multiply
    695,696.82x = 1,043,676.39 × 263,543.64
  4. Step 4: Simplify right side
    695,696.82x = 275,054,274,802.66
  5. Step 5: Solve for x
    x = 275,054,274,802.66/695,696.82
  6. Step 6: Final answer
    x = 395,365.15

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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.