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Finding the Fourth Proportional to 703, 969.80 and 441.08

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Solution

The fourth proportional to 703, 969.80 and 441.08 is: 608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    703 : 969.80 = 441.08 : x
  2. Step 2: Convert to fraction form
    703/969.80 = 441.08/x
  3. Step 3: Cross multiply
    703x = 969.80 × 441.08
  4. Step 4: Simplify right side
    703x = 427,759.38
  5. Step 5: Solve for x
    x = 427,759.38/703
  6. Step 6: Final answer
    x = 608.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.