Home / 269,721.94-372,356.25-197,043.28

Finding the Fourth Proportional to 269,721.94, 372,356.25 and 197,043.28

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Solution

The fourth proportional to 269,721.94, 372,356.25 and 197,043.28 is: 272,021.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,721.94 : 372,356.25 = 197,043.28 : x
  2. Step 2: Convert to fraction form
    269,721.94/372,356.25 = 197,043.28/x
  3. Step 3: Cross multiply
    269,721.94x = 372,356.25 × 197,043.28
  4. Step 4: Simplify right side
    269,721.94x = 73,370,296,828.50
  5. Step 5: Solve for x
    x = 73,370,296,828.50/269,721.94
  6. Step 6: Final answer
    x = 272,021.98

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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.