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Finding the Fourth Proportional to 544.07, 751.12 and 367.31

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Solution

The fourth proportional to 544.07, 751.12 and 367.31 is: 507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.07 : 751.12 = 367.31 : x
  2. Step 2: Convert to fraction form
    544.07/751.12 = 367.31/x
  3. Step 3: Cross multiply
    544.07x = 751.12 × 367.31
  4. Step 4: Simplify right side
    544.07x = 275,894.85
  5. Step 5: Solve for x
    x = 275,894.85/544.07
  6. Step 6: Final answer
    x = 507.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.