Home / 336,660.41-464,591.12-215,801.61

Finding the Fourth Proportional to 336,660.41, 464,591.12 and 215,801.61

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Solution

The fourth proportional to 336,660.41, 464,591.12 and 215,801.61 is: 297,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,660.41 : 464,591.12 = 215,801.61 : x
  2. Step 2: Convert to fraction form
    336,660.41/464,591.12 = 215,801.61/x
  3. Step 3: Cross multiply
    336,660.41x = 464,591.12 × 215,801.61
  4. Step 4: Simplify right side
    336,660.41x = 100,259,510,608.70
  5. Step 5: Solve for x
    x = 100,259,510,608.70/336,660.41
  6. Step 6: Final answer
    x = 297,806.07

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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.