Home / 277,546.21-383,020.74-170,175.43

Finding the Fourth Proportional to 277,546.21, 383,020.74 and 170,175.43

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Solution

The fourth proportional to 277,546.21, 383,020.74 and 170,175.43 is: 234,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,546.21 : 383,020.74 = 170,175.43 : x
  2. Step 2: Convert to fraction form
    277,546.21/383,020.74 = 170,175.43/x
  3. Step 3: Cross multiply
    277,546.21x = 383,020.74 × 170,175.43
  4. Step 4: Simplify right side
    277,546.21x = 65,180,719,128.42
  5. Step 5: Solve for x
    x = 65,180,719,128.42/277,546.21
  6. Step 6: Final answer
    x = 234,846.37

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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.