Home / 379,466.20-569,584.46-190,062.28

Finding the Fourth Proportional to 379,466.20, 569,584.46 and 190,062.28

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Solution

The fourth proportional to 379,466.20, 569,584.46 and 190,062.28 is: 285,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,466.20 : 569,584.46 = 190,062.28 : x
  2. Step 2: Convert to fraction form
    379,466.20/569,584.46 = 190,062.28/x
  3. Step 3: Cross multiply
    379,466.20x = 569,584.46 × 190,062.28
  4. Step 4: Simplify right side
    379,466.20x = 108,256,521,120.17
  5. Step 5: Solve for x
    x = 108,256,521,120.17/379,466.20
  6. Step 6: Final answer
    x = 285,286.33

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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.