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Finding the Fourth Proportional to 382.51, 573.26 and 176.77

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Solution

The fourth proportional to 382.51, 573.26 and 176.77 is: 264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.51 : 573.26 = 176.77 : x
  2. Step 2: Convert to fraction form
    382.51/573.26 = 176.77/x
  3. Step 3: Cross multiply
    382.51x = 573.26 × 176.77
  4. Step 4: Simplify right side
    382.51x = 101,335.17
  5. Step 5: Solve for x
    x = 101,335.17/382.51
  6. Step 6: Final answer
    x = 264.92

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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.