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Finding the Fourth Proportional to 608,249.88, 839,348.73 and 336,296.43

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Solution

The fourth proportional to 608,249.88, 839,348.73 and 336,296.43 is: 464,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,249.88 : 839,348.73 = 336,296.43 : x
  2. Step 2: Convert to fraction form
    608,249.88/839,348.73 = 336,296.43/x
  3. Step 3: Cross multiply
    608,249.88x = 839,348.73 × 336,296.43
  4. Step 4: Simplify right side
    608,249.88x = 282,269,981,424.03
  5. Step 5: Solve for x
    x = 282,269,981,424.03/608,249.88
  6. Step 6: Final answer
    x = 464,069.11

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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.