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Finding the Fourth Proportional to 329,056.88, 454,168.67 and 225,832.30

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Solution

The fourth proportional to 329,056.88, 454,168.67 and 225,832.30 is: 311,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,056.88 : 454,168.67 = 225,832.30 : x
  2. Step 2: Convert to fraction form
    329,056.88/454,168.67 = 225,832.30/x
  3. Step 3: Cross multiply
    329,056.88x = 454,168.67 × 225,832.30
  4. Step 4: Simplify right side
    329,056.88x = 102,565,953,069.46
  5. Step 5: Solve for x
    x = 102,565,953,069.46/329,056.88
  6. Step 6: Final answer
    x = 311,696.73

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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.