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Finding the Fourth Proportional to 449.03, 673.41 and 175.06

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Solution

The fourth proportional to 449.03, 673.41 and 175.06 is: 262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.03 : 673.41 = 175.06 : x
  2. Step 2: Convert to fraction form
    449.03/673.41 = 175.06/x
  3. Step 3: Cross multiply
    449.03x = 673.41 × 175.06
  4. Step 4: Simplify right side
    449.03x = 117,887.15
  5. Step 5: Solve for x
    x = 117,887.15/449.03
  6. Step 6: Final answer
    x = 262.54

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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.