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Finding the Fourth Proportional to 694.42, 1,041.58 and 232.05

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Solution

The fourth proportional to 694.42, 1,041.58 and 232.05 is: 348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.42 : 1,041.58 = 232.05 : x
  2. Step 2: Convert to fraction form
    694.42/1,041.58 = 232.05/x
  3. Step 3: Cross multiply
    694.42x = 1,041.58 × 232.05
  4. Step 4: Simplify right side
    694.42x = 241,698.64
  5. Step 5: Solve for x
    x = 241,698.64/694.42
  6. Step 6: Final answer
    x = 348.06

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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.