Home / 863,922.82-1,296,132.96-264,971.84

Finding the Fourth Proportional to 863,922.82, 1,296,132.96 and 264,971.84

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Solution

The fourth proportional to 863,922.82, 1,296,132.96 and 264,971.84 is: 397,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,922.82 : 1,296,132.96 = 264,971.84 : x
  2. Step 2: Convert to fraction form
    863,922.82/1,296,132.96 = 264,971.84/x
  3. Step 3: Cross multiply
    863,922.82x = 1,296,132.96 × 264,971.84
  4. Step 4: Simplify right side
    863,922.82x = 343,438,735,295.85
  5. Step 5: Solve for x
    x = 343,438,735,295.85/863,922.82
  6. Step 6: Final answer
    x = 397,534.05

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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.