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Finding the Fourth Proportional to 411.94, 568.50 and 246.16

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Solution

The fourth proportional to 411.94, 568.50 and 246.16 is: 339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    411.94 : 568.50 = 246.16 : x
  2. Step 2: Convert to fraction form
    411.94/568.50 = 246.16/x
  3. Step 3: Cross multiply
    411.94x = 568.50 × 246.16
  4. Step 4: Simplify right side
    411.94x = 139,941.96
  5. Step 5: Solve for x
    x = 139,941.96/411.94
  6. Step 6: Final answer
    x = 339.71

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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.