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Finding the Fourth Proportional to 329,874.44, 494,831.62 and 93,234.82

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Solution

The fourth proportional to 329,874.44, 494,831.62 and 93,234.82 is: 139,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,874.44 : 494,831.62 = 93,234.82 : x
  2. Step 2: Convert to fraction form
    329,874.44/494,831.62 = 93,234.82/x
  3. Step 3: Cross multiply
    329,874.44x = 494,831.62 × 93,234.82
  4. Step 4: Simplify right side
    329,874.44x = 46,135,537,021.01
  5. Step 5: Solve for x
    x = 46,135,537,021.01/329,874.44
  6. Step 6: Final answer
    x = 139,857.87

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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.