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Finding the Fourth Proportional to 469.41, 704.15 and 238.03

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Solution

The fourth proportional to 469.41, 704.15 and 238.03 is: 357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.41 : 704.15 = 238.03 : x
  2. Step 2: Convert to fraction form
    469.41/704.15 = 238.03/x
  3. Step 3: Cross multiply
    469.41x = 704.15 × 238.03
  4. Step 4: Simplify right side
    469.41x = 167,608.82
  5. Step 5: Solve for x
    x = 167,608.82/469.41
  6. Step 6: Final answer
    x = 357.06

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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.