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Finding the Fourth Proportional to 375.84, 563.94 and 193.32

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Solution

The fourth proportional to 375.84, 563.94 and 193.32 is: 290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.84 : 563.94 = 193.32 : x
  2. Step 2: Convert to fraction form
    375.84/563.94 = 193.32/x
  3. Step 3: Cross multiply
    375.84x = 563.94 × 193.32
  4. Step 4: Simplify right side
    375.84x = 109,020.88
  5. Step 5: Solve for x
    x = 109,020.88/375.84
  6. Step 6: Final answer
    x = 290.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.