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Finding the Fourth Proportional to 329,472.48, 454,659.78 and 178,566.24

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Solution

The fourth proportional to 329,472.48, 454,659.78 and 178,566.24 is: 246,414.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,472.48 : 454,659.78 = 178,566.24 : x
  2. Step 2: Convert to fraction form
    329,472.48/454,659.78 = 178,566.24/x
  3. Step 3: Cross multiply
    329,472.48x = 454,659.78 × 178,566.24
  4. Step 4: Simplify right side
    329,472.48x = 81,186,887,393.83
  5. Step 5: Solve for x
    x = 81,186,887,393.83/329,472.48
  6. Step 6: Final answer
    x = 246,414.78

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1.5x scale

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.