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Finding the Fourth Proportional to 558.08, 836.58 and 233.54

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Solution

The fourth proportional to 558.08, 836.58 and 233.54 is: 350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.08 : 836.58 = 233.54 : x
  2. Step 2: Convert to fraction form
    558.08/836.58 = 233.54/x
  3. Step 3: Cross multiply
    558.08x = 836.58 × 233.54
  4. Step 4: Simplify right side
    558.08x = 195,374.89
  5. Step 5: Solve for x
    x = 195,374.89/558.08
  6. Step 6: Final answer
    x = 350.08

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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.