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Finding the Fourth Proportional to 531.73, 797.82 and 369.69

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Solution

The fourth proportional to 531.73, 797.82 and 369.69 is: 554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.73 : 797.82 = 369.69 : x
  2. Step 2: Convert to fraction form
    531.73/797.82 = 369.69/x
  3. Step 3: Cross multiply
    531.73x = 797.82 × 369.69
  4. Step 4: Simplify right side
    531.73x = 294,946.08
  5. Step 5: Solve for x
    x = 294,946.08/531.73
  6. Step 6: Final answer
    x = 554.69

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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.