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Finding the Fourth Proportional to 435.26, 600.62 and 248.76

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Solution

The fourth proportional to 435.26, 600.62 and 248.76 is: 343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.26 : 600.62 = 248.76 : x
  2. Step 2: Convert to fraction form
    435.26/600.62 = 248.76/x
  3. Step 3: Cross multiply
    435.26x = 600.62 × 248.76
  4. Step 4: Simplify right side
    435.26x = 149,408.99
  5. Step 5: Solve for x
    x = 149,408.99/435.26
  6. Step 6: Final answer
    x = 343.27

Related Problems

Find fourth proportional to 217.63, 300.31 and 124.38
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Double scale
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1.5x scale

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.