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Finding the Fourth Proportional to 349,048.95, 481,698.96 and 196,114.35

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Solution

The fourth proportional to 349,048.95, 481,698.96 and 196,114.35 is: 270,644.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,048.95 : 481,698.96 = 196,114.35 : x
  2. Step 2: Convert to fraction form
    349,048.95/481,698.96 = 196,114.35/x
  3. Step 3: Cross multiply
    349,048.95x = 481,698.96 × 196,114.35
  4. Step 4: Simplify right side
    349,048.95x = 94,468,078,436.08
  5. Step 5: Solve for x
    x = 94,468,078,436.08/349,048.95
  6. Step 6: Final answer
    x = 270,644.21

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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.