Home / 863,003.01-1,294,556.43-263,969.37

Finding the Fourth Proportional to 863,003.01, 1,294,556.43 and 263,969.37

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Solution

The fourth proportional to 863,003.01, 1,294,556.43 and 263,969.37 is: 395,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,003.01 : 1,294,556.43 = 263,969.37 : x
  2. Step 2: Convert to fraction form
    863,003.01/1,294,556.43 = 263,969.37/x
  3. Step 3: Cross multiply
    863,003.01x = 1,294,556.43 × 263,969.37
  4. Step 4: Simplify right side
    863,003.01x = 341,723,245,256.55
  5. Step 5: Solve for x
    x = 341,723,245,256.55/863,003.01
  6. Step 6: Final answer
    x = 395,969.93

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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.