Home / 351,265.20-484,745.94-190,120.22

Finding the Fourth Proportional to 351,265.20, 484,745.94 and 190,120.22

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Solution

The fourth proportional to 351,265.20, 484,745.94 and 190,120.22 is: 262,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,265.20 : 484,745.94 = 190,120.22 : x
  2. Step 2: Convert to fraction form
    351,265.20/484,745.94 = 190,120.22/x
  3. Step 3: Cross multiply
    351,265.20x = 484,745.94 × 190,120.22
  4. Step 4: Simplify right side
    351,265.20x = 92,160,002,333.18
  5. Step 5: Solve for x
    x = 92,160,002,333.18/351,265.20
  6. Step 6: Final answer
    x = 262,365.88

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1.5x scale

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.