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Finding the Fourth Proportional to 850.03, 1,274.82 and 362.77

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Solution

The fourth proportional to 850.03, 1,274.82 and 362.77 is: 544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.03 : 1,274.82 = 362.77 : x
  2. Step 2: Convert to fraction form
    850.03/1,274.82 = 362.77/x
  3. Step 3: Cross multiply
    850.03x = 1,274.82 × 362.77
  4. Step 4: Simplify right side
    850.03x = 462,466.45
  5. Step 5: Solve for x
    x = 462,466.45/850.03
  6. Step 6: Final answer
    x = 544.06

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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.