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Finding the Fourth Proportional to 357.06, 535.41 and 183.92

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Solution

The fourth proportional to 357.06, 535.41 and 183.92 is: 275.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.06 : 535.41 = 183.92 : x
  2. Step 2: Convert to fraction form
    357.06/535.41 = 183.92/x
  3. Step 3: Cross multiply
    357.06x = 535.41 × 183.92
  4. Step 4: Simplify right side
    357.06x = 98,472.94
  5. Step 5: Solve for x
    x = 98,472.94/357.06
  6. Step 6: Final answer
    x = 275.79

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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.