Home / 863,926.20-1,296,137.99-264,975.24

Finding the Fourth Proportional to 863,926.20, 1,296,137.99 and 264,975.24

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Solution

The fourth proportional to 863,926.20, 1,296,137.99 and 264,975.24 is: 397,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,926.20 : 1,296,137.99 = 264,975.24 : x
  2. Step 2: Convert to fraction form
    863,926.20/1,296,137.99 = 264,975.24/x
  3. Step 3: Cross multiply
    863,926.20x = 1,296,137.99 × 264,975.24
  4. Step 4: Simplify right side
    863,926.20x = 343,444,474,973.37
  5. Step 5: Solve for x
    x = 343,444,474,973.37/863,926.20
  6. Step 6: Final answer
    x = 397,539.14

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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.