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Finding the Fourth Proportional to 568,630.36, 852,525.26 and 343,936.60

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Solution

The fourth proportional to 568,630.36, 852,525.26 and 343,936.60 is: 515,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,630.36 : 852,525.26 = 343,936.60 : x
  2. Step 2: Convert to fraction form
    568,630.36/852,525.26 = 343,936.60/x
  3. Step 3: Cross multiply
    568,630.36x = 852,525.26 × 343,936.60
  4. Step 4: Simplify right side
    568,630.36x = 293,214,639,338.52
  5. Step 5: Solve for x
    x = 293,214,639,338.52/568,630.36
  6. Step 6: Final answer
    x = 515,650.69

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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.