Home / 269,909.64-372,630.78-179,388.36

Finding the Fourth Proportional to 269,909.64, 372,630.78 and 179,388.36

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Solution

The fourth proportional to 269,909.64, 372,630.78 and 179,388.36 is: 247,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,909.64 : 372,630.78 = 179,388.36 : x
  2. Step 2: Convert to fraction form
    269,909.64/372,630.78 = 179,388.36/x
  3. Step 3: Cross multiply
    269,909.64x = 372,630.78 × 179,388.36
  4. Step 4: Simplify right side
    269,909.64x = 66,845,624,509.72
  5. Step 5: Solve for x
    x = 66,845,624,509.72/269,909.64
  6. Step 6: Final answer
    x = 247,659.27

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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.