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Finding the Fourth Proportional to 411.66, 568.50 and 264.36

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Solution

The fourth proportional to 411.66, 568.50 and 264.36 is: 365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    411.66 : 568.50 = 264.36 : x
  2. Step 2: Convert to fraction form
    411.66/568.50 = 264.36/x
  3. Step 3: Cross multiply
    411.66x = 568.50 × 264.36
  4. Step 4: Simplify right side
    411.66x = 150,288.66
  5. Step 5: Solve for x
    x = 150,288.66/411.66
  6. Step 6: Final answer
    x = 365.08

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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.