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Finding the Fourth Proportional to 544.27, 751.09 and 295.60

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Solution

The fourth proportional to 544.27, 751.09 and 295.60 is: 407.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.27 : 751.09 = 295.60 : x
  2. Step 2: Convert to fraction form
    544.27/751.09 = 295.60/x
  3. Step 3: Cross multiply
    544.27x = 751.09 × 295.60
  4. Step 4: Simplify right side
    544.27x = 222,017.71
  5. Step 5: Solve for x
    x = 222,017.71/544.27
  6. Step 6: Final answer
    x = 407.92

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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.