Home / 342,592.96-472,766.22-189,631.44

Finding the Fourth Proportional to 342,592.96, 472,766.22 and 189,631.44

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Solution

The fourth proportional to 342,592.96, 472,766.22 and 189,631.44 is: 261,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,592.96 : 472,766.22 = 189,631.44 : x
  2. Step 2: Convert to fraction form
    342,592.96/472,766.22 = 189,631.44/x
  3. Step 3: Cross multiply
    342,592.96x = 472,766.22 × 189,631.44
  4. Step 4: Simplify right side
    342,592.96x = 89,651,339,081.96
  5. Step 5: Solve for x
    x = 89,651,339,081.96/342,592.96
  6. Step 6: Final answer
    x = 261,684.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.