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Finding the Fourth Proportional to 608,198.40, 839,279.88 and 336,250.44

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Solution

The fourth proportional to 608,198.40, 839,279.88 and 336,250.44 is: 464,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,198.40 : 839,279.88 = 336,250.44 : x
  2. Step 2: Convert to fraction form
    608,198.40/839,279.88 = 336,250.44/x
  3. Step 3: Cross multiply
    608,198.40x = 839,279.88 × 336,250.44
  4. Step 4: Simplify right side
    608,198.40x = 282,208,228,933.15
  5. Step 5: Solve for x
    x = 282,208,228,933.15/608,198.40
  6. Step 6: Final answer
    x = 464,006.86

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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.