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Finding the Fourth Proportional to 535.68, 801.86 and 350.37

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Solution

The fourth proportional to 535.68, 801.86 and 350.37 is: 524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.68 : 801.86 = 350.37 : x
  2. Step 2: Convert to fraction form
    535.68/801.86 = 350.37/x
  3. Step 3: Cross multiply
    535.68x = 801.86 × 350.37
  4. Step 4: Simplify right side
    535.68x = 280,945.94
  5. Step 5: Solve for x
    x = 280,945.94/535.68
  6. Step 6: Final answer
    x = 524.47

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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.