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Finding the Fourth Proportional to 410.75, 566.84 and 236.20

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Solution

The fourth proportional to 410.75, 566.84 and 236.20 is: 325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.75 : 566.84 = 236.20 : x
  2. Step 2: Convert to fraction form
    410.75/566.84 = 236.20/x
  3. Step 3: Cross multiply
    410.75x = 566.84 × 236.20
  4. Step 4: Simplify right side
    410.75x = 133,887.61
  5. Step 5: Solve for x
    x = 133,887.61/410.75
  6. Step 6: Final answer
    x = 325.96

Related Problems

Find fourth proportional to 205.38, 283.42 and 118.10
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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.