Home / 334,912.92-462,049.38-189,685.32

Finding the Fourth Proportional to 334,912.92, 462,049.38 and 189,685.32

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Solution

The fourth proportional to 334,912.92, 462,049.38 and 189,685.32 is: 261,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,912.92 : 462,049.38 = 189,685.32 : x
  2. Step 2: Convert to fraction form
    334,912.92/462,049.38 = 189,685.32/x
  3. Step 3: Cross multiply
    334,912.92x = 462,049.38 × 189,685.32
  4. Step 4: Simplify right side
    334,912.92x = 87,643,984,501.10
  5. Step 5: Solve for x
    x = 87,643,984,501.10/334,912.92
  6. Step 6: Final answer
    x = 261,691.86

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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.