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Finding the Fourth Proportional to 336,585.29, 466,452.74 and 330,198.33

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Solution

The fourth proportional to 336,585.29, 466,452.74 and 330,198.33 is: 457,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,585.29 : 466,452.74 = 330,198.33 : x
  2. Step 2: Convert to fraction form
    336,585.29/466,452.74 = 330,198.33/x
  3. Step 3: Cross multiply
    336,585.29x = 466,452.74 × 330,198.33
  4. Step 4: Simplify right side
    336,585.29x = 154,021,914,120.93
  5. Step 5: Solve for x
    x = 154,021,914,120.93/336,585.29
  6. Step 6: Final answer
    x = 457,601.45

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.