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Finding the Fourth Proportional to 544.93, 751.93 and 348.40

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Solution

The fourth proportional to 544.93, 751.93 and 348.40 is: 480.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.93 : 751.93 = 348.40 : x
  2. Step 2: Convert to fraction form
    544.93/751.93 = 348.40/x
  3. Step 3: Cross multiply
    544.93x = 751.93 × 348.40
  4. Step 4: Simplify right side
    544.93x = 261,972.48
  5. Step 5: Solve for x
    x = 261,972.48/544.93
  6. Step 6: Final answer
    x = 480.75

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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.