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Finding the Fourth Proportional to 357.41, 535.82 and 195.01

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Solution

The fourth proportional to 357.41, 535.82 and 195.01 is: 292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.41 : 535.82 = 195.01 : x
  2. Step 2: Convert to fraction form
    357.41/535.82 = 195.01/x
  3. Step 3: Cross multiply
    357.41x = 535.82 × 195.01
  4. Step 4: Simplify right side
    357.41x = 104,487.94
  5. Step 5: Solve for x
    x = 104,487.94/357.41
  6. Step 6: Final answer
    x = 292.35

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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.