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Finding the Fourth Proportional to 558.23, 837.48 and 193.04

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Solution

The fourth proportional to 558.23, 837.48 and 193.04 is: 289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.23 : 837.48 = 193.04 : x
  2. Step 2: Convert to fraction form
    558.23/837.48 = 193.04/x
  3. Step 3: Cross multiply
    558.23x = 837.48 × 193.04
  4. Step 4: Simplify right side
    558.23x = 161,667.14
  5. Step 5: Solve for x
    x = 161,667.14/558.23
  6. Step 6: Final answer
    x = 289.61

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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.