Home / 863,137.19-1,294,709.88-264,097.39

Finding the Fourth Proportional to 863,137.19, 1,294,709.88 and 264,097.39

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Solution

The fourth proportional to 863,137.19, 1,294,709.88 and 264,097.39 is: 396,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,137.19 : 1,294,709.88 = 264,097.39 : x
  2. Step 2: Convert to fraction form
    863,137.19/1,294,709.88 = 264,097.39/x
  3. Step 3: Cross multiply
    863,137.19x = 1,294,709.88 × 264,097.39
  4. Step 4: Simplify right side
    863,137.19x = 341,929,500,115.21
  5. Step 5: Solve for x
    x = 341,929,500,115.21/863,137.19
  6. Step 6: Final answer
    x = 396,147.34

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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.