Home / 330,761.43-456,484.67-194,838.16

Finding the Fourth Proportional to 330,761.43, 456,484.67 and 194,838.16

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Solution

The fourth proportional to 330,761.43, 456,484.67 and 194,838.16 is: 268,896.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,761.43 : 456,484.67 = 194,838.16 : x
  2. Step 2: Convert to fraction form
    330,761.43/456,484.67 = 194,838.16/x
  3. Step 3: Cross multiply
    330,761.43x = 456,484.67 × 194,838.16
  4. Step 4: Simplify right side
    330,761.43x = 88,940,633,171.01
  5. Step 5: Solve for x
    x = 88,940,633,171.01/330,761.43
  6. Step 6: Final answer
    x = 268,896.63

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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.