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Finding the Fourth Proportional to 349,533.42, 482,351.49 and 196,571.58

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Solution

The fourth proportional to 349,533.42, 482,351.49 and 196,571.58 is: 271,266.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,533.42 : 482,351.49 = 196,571.58 : x
  2. Step 2: Convert to fraction form
    349,533.42/482,351.49 = 196,571.58/x
  3. Step 3: Cross multiply
    349,533.42x = 482,351.49 × 196,571.58
  4. Step 4: Simplify right side
    349,533.42x = 94,816,594,504.65
  5. Step 5: Solve for x
    x = 94,816,594,504.65/349,533.42
  6. Step 6: Final answer
    x = 271,266.18

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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.