Home / 863,918.82-1,296,126.96-264,967.83

Finding the Fourth Proportional to 863,918.82, 1,296,126.96 and 264,967.83

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Solution

The fourth proportional to 863,918.82, 1,296,126.96 and 264,967.83 is: 397,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,918.82 : 1,296,126.96 = 264,967.83 : x
  2. Step 2: Convert to fraction form
    863,918.82/1,296,126.96 = 264,967.83/x
  3. Step 3: Cross multiply
    863,918.82x = 1,296,126.96 × 264,967.83
  4. Step 4: Simplify right side
    863,918.82x = 343,431,947,995.70
  5. Step 5: Solve for x
    x = 343,431,947,995.70/863,918.82
  6. Step 6: Final answer
    x = 397,528.03

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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.