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Finding the Fourth Proportional to 330,576.56, 456,192.24 and 179,672.48

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Solution

The fourth proportional to 330,576.56, 456,192.24 and 179,672.48 is: 247,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,576.56 : 456,192.24 = 179,672.48 : x
  2. Step 2: Convert to fraction form
    330,576.56/456,192.24 = 179,672.48/x
  3. Step 3: Cross multiply
    330,576.56x = 456,192.24 × 179,672.48
  4. Step 4: Simplify right side
    330,576.56x = 81,965,191,117.56
  5. Step 5: Solve for x
    x = 81,965,191,117.56/330,576.56
  6. Step 6: Final answer
    x = 247,946.17

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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.