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Finding the Fourth Proportional to 568,766.91, 852,913.65 and 231,578.91

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Solution

The fourth proportional to 568,766.91, 852,913.65 and 231,578.91 is: 347,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,766.91 : 852,913.65 = 231,578.91 : x
  2. Step 2: Convert to fraction form
    568,766.91/852,913.65 = 231,578.91/x
  3. Step 3: Cross multiply
    568,766.91x = 852,913.65 × 231,578.91
  4. Step 4: Simplify right side
    568,766.91x = 197,516,813,391.12
  5. Step 5: Solve for x
    x = 197,516,813,391.12/568,766.91
  6. Step 6: Final answer
    x = 347,271.98

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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.