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Finding the Fourth Proportional to 329,952.54, 455,334.87 and 179,049.54

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Solution

The fourth proportional to 329,952.54, 455,334.87 and 179,049.54 is: 247,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,952.54 : 455,334.87 = 179,049.54 : x
  2. Step 2: Convert to fraction form
    329,952.54/455,334.87 = 179,049.54/x
  3. Step 3: Cross multiply
    329,952.54x = 455,334.87 × 179,049.54
  4. Step 4: Simplify right side
    329,952.54x = 81,527,499,019.46
  5. Step 5: Solve for x
    x = 81,527,499,019.46/329,952.54
  6. Step 6: Final answer
    x = 247,088.56

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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.