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Finding the Fourth Proportional to 469.43, 704.07 and 195.59

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Solution

The fourth proportional to 469.43, 704.07 and 195.59 is: 293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.43 : 704.07 = 195.59 : x
  2. Step 2: Convert to fraction form
    469.43/704.07 = 195.59/x
  3. Step 3: Cross multiply
    469.43x = 704.07 × 195.59
  4. Step 4: Simplify right side
    469.43x = 137,705.53
  5. Step 5: Solve for x
    x = 137,705.53/469.43
  6. Step 6: Final answer
    x = 293.35

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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.