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Finding the Fourth Proportional to 375.62, 563.51 and 170.08

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Solution

The fourth proportional to 375.62, 563.51 and 170.08 is: 255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.62 : 563.51 = 170.08 : x
  2. Step 2: Convert to fraction form
    375.62/563.51 = 170.08/x
  3. Step 3: Cross multiply
    375.62x = 563.51 × 170.08
  4. Step 4: Simplify right side
    375.62x = 95,840.80
  5. Step 5: Solve for x
    x = 95,840.80/375.62
  6. Step 6: Final answer
    x = 255.16

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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.