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Finding the Fourth Proportional to 544.84, 751.88 and 348.28

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Solution

The fourth proportional to 544.84, 751.88 and 348.28 is: 480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.84 : 751.88 = 348.28 : x
  2. Step 2: Convert to fraction form
    544.84/751.88 = 348.28/x
  3. Step 3: Cross multiply
    544.84x = 751.88 × 348.28
  4. Step 4: Simplify right side
    544.84x = 261,864.77
  5. Step 5: Solve for x
    x = 261,864.77/544.84
  6. Step 6: Final answer
    x = 480.63

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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.