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Finding the Fourth Proportional to 336,842.85, 464,826.80 and 191,634.96

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Solution

The fourth proportional to 336,842.85, 464,826.80 and 191,634.96 is: 264,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,842.85 : 464,826.80 = 191,634.96 : x
  2. Step 2: Convert to fraction form
    336,842.85/464,826.80 = 191,634.96/x
  3. Step 3: Cross multiply
    336,842.85x = 464,826.80 × 191,634.96
  4. Step 4: Simplify right side
    336,842.85x = 89,077,065,224.93
  5. Step 5: Solve for x
    x = 89,077,065,224.93/336,842.85
  6. Step 6: Final answer
    x = 264,446.95

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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.