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Finding the Fourth Proportional to 605,333.39, 907,684.81 and 225,942.14

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Solution

The fourth proportional to 605,333.39, 907,684.81 and 225,942.14 is: 338,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,333.39 : 907,684.81 = 225,942.14 : x
  2. Step 2: Convert to fraction form
    605,333.39/907,684.81 = 225,942.14/x
  3. Step 3: Cross multiply
    605,333.39x = 907,684.81 × 225,942.14
  4. Step 4: Simplify right side
    605,333.39x = 205,084,250,121.25
  5. Step 5: Solve for x
    x = 205,084,250,121.25/605,333.39
  6. Step 6: Final answer
    x = 338,795.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.