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Finding the Fourth Proportional to 330,489.29, 456,081.96 and 179,596.01

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Solution

The fourth proportional to 330,489.29, 456,081.96 and 179,596.01 is: 247,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,489.29 : 456,081.96 = 179,596.01 : x
  2. Step 2: Convert to fraction form
    330,489.29/456,081.96 = 179,596.01/x
  3. Step 3: Cross multiply
    330,489.29x = 456,081.96 × 179,596.01
  4. Step 4: Simplify right side
    330,489.29x = 81,910,497,968.57
  5. Step 5: Solve for x
    x = 81,910,497,968.57/330,489.29
  6. Step 6: Final answer
    x = 247,846.15

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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.