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Finding the Fourth Proportional to 934.67, 1,401.87 and 241.35

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Solution

The fourth proportional to 934.67, 1,401.87 and 241.35 is: 361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.67 : 1,401.87 = 241.35 : x
  2. Step 2: Convert to fraction form
    934.67/1,401.87 = 241.35/x
  3. Step 3: Cross multiply
    934.67x = 1,401.87 × 241.35
  4. Step 4: Simplify right side
    934.67x = 338,336.97
  5. Step 5: Solve for x
    x = 338,336.97/934.67
  6. Step 6: Final answer
    x = 361.98

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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.