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Finding the Fourth Proportional to 531.26, 797.53 and 300.33

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Solution

The fourth proportional to 531.26, 797.53 and 300.33 is: 450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.26 : 797.53 = 300.33 : x
  2. Step 2: Convert to fraction form
    531.26/797.53 = 300.33/x
  3. Step 3: Cross multiply
    531.26x = 797.53 × 300.33
  4. Step 4: Simplify right side
    531.26x = 239,522.18
  5. Step 5: Solve for x
    x = 239,522.18/531.26
  6. Step 6: Final answer
    x = 450.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.