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Finding the Fourth Proportional to 544.76, 751.64 and 348.56

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Solution

The fourth proportional to 544.76, 751.64 and 348.56 is: 480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.76 : 751.64 = 348.56 : x
  2. Step 2: Convert to fraction form
    544.76/751.64 = 348.56/x
  3. Step 3: Cross multiply
    544.76x = 751.64 × 348.56
  4. Step 4: Simplify right side
    544.76x = 261,991.64
  5. Step 5: Solve for x
    x = 261,991.64/544.76
  6. Step 6: Final answer
    x = 480.93

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