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Finding the Fourth Proportional to 1,229.50, 1,844.51 and 352.00

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Solution

The fourth proportional to 1,229.50, 1,844.51 and 352.00 is: 528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229.50 : 1,844.51 = 352.00 : x
  2. Step 2: Convert to fraction form
    1,229.50/1,844.51 = 352.00/x
  3. Step 3: Cross multiply
    1,229.50x = 1,844.51 × 352.00
  4. Step 4: Simplify right side
    1,229.50x = 649,265.85
  5. Step 5: Solve for x
    x = 649,265.85/1,229.50
  6. Step 6: Final answer
    x = 528.07

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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.