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Finding the Fourth Proportional to 934.63, 1,401.94 and 250.63

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Solution

The fourth proportional to 934.63, 1,401.94 and 250.63 is: 375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.63 : 1,401.94 = 250.63 : x
  2. Step 2: Convert to fraction form
    934.63/1,401.94 = 250.63/x
  3. Step 3: Cross multiply
    934.63x = 1,401.94 × 250.63
  4. Step 4: Simplify right side
    934.63x = 351,360.59
  5. Step 5: Solve for x
    x = 351,360.59/934.63
  6. Step 6: Final answer
    x = 375.94

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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.