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Finding the Fourth Proportional to 531.34, 795.74 and 335.66

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Solution

The fourth proportional to 531.34, 795.74 and 335.66 is: 502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.34 : 795.74 = 335.66 : x
  2. Step 2: Convert to fraction form
    531.34/795.74 = 335.66/x
  3. Step 3: Cross multiply
    531.34x = 795.74 × 335.66
  4. Step 4: Simplify right side
    531.34x = 267,096.41
  5. Step 5: Solve for x
    x = 267,096.41/531.34
  6. Step 6: Final answer
    x = 502.69

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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.