Home / 269,966.07-405,365.28-228,392.43

Finding the Fourth Proportional to 269,966.07, 405,365.28 and 228,392.43

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Solution

The fourth proportional to 269,966.07, 405,365.28 and 228,392.43 is: 342,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,966.07 : 405,365.28 = 228,392.43 : x
  2. Step 2: Convert to fraction form
    269,966.07/405,365.28 = 228,392.43/x
  3. Step 3: Cross multiply
    269,966.07x = 405,365.28 × 228,392.43
  4. Step 4: Simplify right side
    269,966.07x = 92,582,361,336.83
  5. Step 5: Solve for x
    x = 92,582,361,336.83/269,966.07
  6. Step 6: Final answer
    x = 342,940.73

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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.