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Finding the Fourth Proportional to 531.36, 796.23 and 369.77

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Solution

The fourth proportional to 531.36, 796.23 and 369.77 is: 554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.36 : 796.23 = 369.77 : x
  2. Step 2: Convert to fraction form
    531.36/796.23 = 369.77/x
  3. Step 3: Cross multiply
    531.36x = 796.23 × 369.77
  4. Step 4: Simplify right side
    531.36x = 294,417.99
  5. Step 5: Solve for x
    x = 294,417.99/531.36
  6. Step 6: Final answer
    x = 554.08

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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.