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Finding the Fourth Proportional to 334,797.20, 462,099.84 and 191,639.96

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Solution

The fourth proportional to 334,797.20, 462,099.84 and 191,639.96 is: 264,508.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,797.20 : 462,099.84 = 191,639.96 : x
  2. Step 2: Convert to fraction form
    334,797.20/462,099.84 = 191,639.96/x
  3. Step 3: Cross multiply
    334,797.20x = 462,099.84 × 191,639.96
  4. Step 4: Simplify right side
    334,797.20x = 88,556,794,853.61
  5. Step 5: Solve for x
    x = 88,556,794,853.61/334,797.20
  6. Step 6: Final answer
    x = 264,508.77

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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.