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Finding the Fourth Proportional to 412.08, 568.18 and 264.48

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Solution

The fourth proportional to 412.08, 568.18 and 264.48 is: 364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    412.08 : 568.18 = 264.48 : x
  2. Step 2: Convert to fraction form
    412.08/568.18 = 264.48/x
  3. Step 3: Cross multiply
    412.08x = 568.18 × 264.48
  4. Step 4: Simplify right side
    412.08x = 150,272.25
  5. Step 5: Solve for x
    x = 150,272.25/412.08
  6. Step 6: Final answer
    x = 364.67

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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.