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Finding the Fourth Proportional to 568.19, 847.94 and 506.68

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Solution

The fourth proportional to 568.19, 847.94 and 506.68 is: 756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.19 : 847.94 = 506.68 : x
  2. Step 2: Convert to fraction form
    568.19/847.94 = 506.68/x
  3. Step 3: Cross multiply
    568.19x = 847.94 × 506.68
  4. Step 4: Simplify right side
    568.19x = 429,636.25
  5. Step 5: Solve for x
    x = 429,636.25/568.19
  6. Step 6: Final answer
    x = 756.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.