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Finding the Fourth Proportional to 295,592.91, 443,372.91 and 262,689.49

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Solution

The fourth proportional to 295,592.91, 443,372.91 and 262,689.49 is: 394,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,592.91 : 443,372.91 = 262,689.49 : x
  2. Step 2: Convert to fraction form
    295,592.91/443,372.91 = 262,689.49/x
  3. Step 3: Cross multiply
    295,592.91x = 443,372.91 × 262,689.49
  4. Step 4: Simplify right side
    295,592.91x = 116,469,403,607.72
  5. Step 5: Solve for x
    x = 116,469,403,607.72/295,592.91
  6. Step 6: Final answer
    x = 394,019.61

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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.