Home / 329,135.20-454,208.24-178,232.80

Finding the Fourth Proportional to 329,135.20, 454,208.24 and 178,232.80

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Solution

The fourth proportional to 329,135.20, 454,208.24 and 178,232.80 is: 245,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,135.20 : 454,208.24 = 178,232.80 : x
  2. Step 2: Convert to fraction form
    329,135.20/454,208.24 = 178,232.80/x
  3. Step 3: Cross multiply
    329,135.20x = 454,208.24 × 178,232.80
  4. Step 4: Simplify right side
    329,135.20x = 80,954,806,398.27
  5. Step 5: Solve for x
    x = 80,954,806,398.27/329,135.20
  6. Step 6: Final answer
    x = 245,962.17

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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.