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Finding the Fourth Proportional to 469.82, 704.10 and 250.41

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Solution

The fourth proportional to 469.82, 704.10 and 250.41 is: 375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.82 : 704.10 = 250.41 : x
  2. Step 2: Convert to fraction form
    469.82/704.10 = 250.41/x
  3. Step 3: Cross multiply
    469.82x = 704.10 × 250.41
  4. Step 4: Simplify right side
    469.82x = 176,312.43
  5. Step 5: Solve for x
    x = 176,312.43/469.82
  6. Step 6: Final answer
    x = 375.28

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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.