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Finding the Fourth Proportional to 605,469.76, 835,548.32 and 350,968.64

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Solution

The fourth proportional to 605,469.76, 835,548.32 and 350,968.64 is: 484,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,469.76 : 835,548.32 = 350,968.64 : x
  2. Step 2: Convert to fraction form
    605,469.76/835,548.32 = 350,968.64/x
  3. Step 3: Cross multiply
    605,469.76x = 835,548.32 × 350,968.64
  4. Step 4: Simplify right side
    605,469.76x = 293,251,257,524.69
  5. Step 5: Solve for x
    x = 293,251,257,524.69/605,469.76
  6. Step 6: Final answer
    x = 484,336.75

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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.