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Finding the Fourth Proportional to 562.08, 775.94 and 338.12

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Solution

The fourth proportional to 562.08, 775.94 and 338.12 is: 466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.08 : 775.94 = 338.12 : x
  2. Step 2: Convert to fraction form
    562.08/775.94 = 338.12/x
  3. Step 3: Cross multiply
    562.08x = 775.94 × 338.12
  4. Step 4: Simplify right side
    562.08x = 262,355.26
  5. Step 5: Solve for x
    x = 262,355.26/562.08
  6. Step 6: Final answer
    x = 466.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.