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Finding the Fourth Proportional to 469.26, 704.07 and 195.30

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Solution

The fourth proportional to 469.26, 704.07 and 195.30 is: 293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.26 : 704.07 = 195.30 : x
  2. Step 2: Convert to fraction form
    469.26/704.07 = 195.30/x
  3. Step 3: Cross multiply
    469.26x = 704.07 × 195.30
  4. Step 4: Simplify right side
    469.26x = 137,504.87
  5. Step 5: Solve for x
    x = 137,504.87/469.26
  6. Step 6: Final answer
    x = 293.02

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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.