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Finding the Fourth Proportional to 368.19, 552.29 and 175.23

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Solution

The fourth proportional to 368.19, 552.29 and 175.23 is: 262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.19 : 552.29 = 175.23 : x
  2. Step 2: Convert to fraction form
    368.19/552.29 = 175.23/x
  3. Step 3: Cross multiply
    368.19x = 552.29 × 175.23
  4. Step 4: Simplify right side
    368.19x = 96,776.90
  5. Step 5: Solve for x
    x = 96,776.90/368.19
  6. Step 6: Final answer
    x = 262.85

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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.