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Finding the Fourth Proportional to 375.50, 563.24 and 170.02

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Solution

The fourth proportional to 375.50, 563.24 and 170.02 is: 255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.50 : 563.24 = 170.02 : x
  2. Step 2: Convert to fraction form
    375.50/563.24 = 170.02/x
  3. Step 3: Cross multiply
    375.50x = 563.24 × 170.02
  4. Step 4: Simplify right side
    375.50x = 95,762.06
  5. Step 5: Solve for x
    x = 95,762.06/375.50
  6. Step 6: Final answer
    x = 255.03

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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.