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Finding the Fourth Proportional to 412.25, 568.84 and 246.48

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Solution

The fourth proportional to 412.25, 568.84 and 246.48 is: 340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    412.25 : 568.84 = 246.48 : x
  2. Step 2: Convert to fraction form
    412.25/568.84 = 246.48/x
  3. Step 3: Cross multiply
    412.25x = 568.84 × 246.48
  4. Step 4: Simplify right side
    412.25x = 140,207.07
  5. Step 5: Solve for x
    x = 140,207.07/412.25
  6. Step 6: Final answer
    x = 340.10

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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.