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Finding the Fourth Proportional to 531.56, 795.83 and 366.53

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Solution

The fourth proportional to 531.56, 795.83 and 366.53 is: 548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.56 : 795.83 = 366.53 : x
  2. Step 2: Convert to fraction form
    531.56/795.83 = 366.53/x
  3. Step 3: Cross multiply
    531.56x = 795.83 × 366.53
  4. Step 4: Simplify right side
    531.56x = 291,689.76
  5. Step 5: Solve for x
    x = 291,689.76/531.56
  6. Step 6: Final answer
    x = 548.74

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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.