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Finding the Fourth Proportional to 279,450.54, 419,347.53 and 110,941.38

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Solution

The fourth proportional to 279,450.54, 419,347.53 and 110,941.38 is: 166,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,450.54 : 419,347.53 = 110,941.38 : x
  2. Step 2: Convert to fraction form
    279,450.54/419,347.53 = 110,941.38/x
  3. Step 3: Cross multiply
    279,450.54x = 419,347.53 × 110,941.38
  4. Step 4: Simplify right side
    279,450.54x = 46,522,993,677.79
  5. Step 5: Solve for x
    x = 46,522,993,677.79/279,450.54
  6. Step 6: Final answer
    x = 166,480.24

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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.