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Finding the Fourth Proportional to 365.56, 544.83 and 364.99

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Solution

The fourth proportional to 365.56, 544.83 and 364.99 is: 543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.56 : 544.83 = 364.99 : x
  2. Step 2: Convert to fraction form
    365.56/544.83 = 364.99/x
  3. Step 3: Cross multiply
    365.56x = 544.83 × 364.99
  4. Step 4: Simplify right side
    365.56x = 198,858.09
  5. Step 5: Solve for x
    x = 198,858.09/365.56
  6. Step 6: Final answer
    x = 543.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.