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Finding the Fourth Proportional to 568.48, 851.92 and 373.36

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Solution

The fourth proportional to 568.48, 851.92 and 373.36 is: 559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.48 : 851.92 = 373.36 : x
  2. Step 2: Convert to fraction form
    568.48/851.92 = 373.36/x
  3. Step 3: Cross multiply
    568.48x = 851.92 × 373.36
  4. Step 4: Simplify right side
    568.48x = 318,072.85
  5. Step 5: Solve for x
    x = 318,072.85/568.48
  6. Step 6: Final answer
    x = 559.51

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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.