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Finding the Fourth Proportional to 465.35, 697.61 and 234.04

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Solution

The fourth proportional to 465.35, 697.61 and 234.04 is: 350.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.35 : 697.61 = 234.04 : x
  2. Step 2: Convert to fraction form
    465.35/697.61 = 234.04/x
  3. Step 3: Cross multiply
    465.35x = 697.61 × 234.04
  4. Step 4: Simplify right side
    465.35x = 163,268.79
  5. Step 5: Solve for x
    x = 163,268.79/465.35
  6. Step 6: Final answer
    x = 350.86

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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.