Home / 869,884.33-1,305,014.18-262,622.24

Finding the Fourth Proportional to 869,884.33, 1,305,014.18 and 262,622.24

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Solution

The fourth proportional to 869,884.33, 1,305,014.18 and 262,622.24 is: 393,990.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,884.33 : 1,305,014.18 = 262,622.24 : x
  2. Step 2: Convert to fraction form
    869,884.33/1,305,014.18 = 262,622.24/x
  3. Step 3: Cross multiply
    869,884.33x = 1,305,014.18 × 262,622.24
  4. Step 4: Simplify right side
    869,884.33x = 342,725,747,183.36
  5. Step 5: Solve for x
    x = 342,725,747,183.36/869,884.33
  6. Step 6: Final answer
    x = 393,990.02

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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.