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Finding the Fourth Proportional to 548.84, 755.73 and 536.69

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Solution

The fourth proportional to 548.84, 755.73 and 536.69 is: 739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.84 : 755.73 = 536.69 : x
  2. Step 2: Convert to fraction form
    548.84/755.73 = 536.69/x
  3. Step 3: Cross multiply
    548.84x = 755.73 × 536.69
  4. Step 4: Simplify right side
    548.84x = 405,594.62
  5. Step 5: Solve for x
    x = 405,594.62/548.84
  6. Step 6: Final answer
    x = 739.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.