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Finding the Fourth Proportional to 554.26, 831.69 and 246.34

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Solution

The fourth proportional to 554.26, 831.69 and 246.34 is: 369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.26 : 831.69 = 246.34 : x
  2. Step 2: Convert to fraction form
    554.26/831.69 = 246.34/x
  3. Step 3: Cross multiply
    554.26x = 831.69 × 246.34
  4. Step 4: Simplify right side
    554.26x = 204,873.12
  5. Step 5: Solve for x
    x = 204,873.12/554.26
  6. Step 6: Final answer
    x = 369.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.