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Finding the Fourth Proportional to 608,736.23, 839,898.37 and 363,620.69

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Solution

The fourth proportional to 608,736.23, 839,898.37 and 363,620.69 is: 501,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,736.23 : 839,898.37 = 363,620.69 : x
  2. Step 2: Convert to fraction form
    608,736.23/839,898.37 = 363,620.69/x
  3. Step 3: Cross multiply
    608,736.23x = 839,898.37 × 363,620.69
  4. Step 4: Simplify right side
    608,736.23x = 305,404,419,720.73
  5. Step 5: Solve for x
    x = 305,404,419,720.73/608,736.23
  6. Step 6: Final answer
    x = 501,702.39

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1.5x scale

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.