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Finding the Fourth Proportional to 568.02, 852.12 and 351.84

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Solution

The fourth proportional to 568.02, 852.12 and 351.84 is: 527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.02 : 852.12 = 351.84 : x
  2. Step 2: Convert to fraction form
    568.02/852.12 = 351.84/x
  3. Step 3: Cross multiply
    568.02x = 852.12 × 351.84
  4. Step 4: Simplify right side
    568.02x = 299,809.90
  5. Step 5: Solve for x
    x = 299,809.90/568.02
  6. Step 6: Final answer
    x = 527.82

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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.