Home / 351,319.22-484,820.82-190,173.77

Finding the Fourth Proportional to 351,319.22, 484,820.82 and 190,173.77

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Solution

The fourth proportional to 351,319.22, 484,820.82 and 190,173.77 is: 262,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,319.22 : 484,820.82 = 190,173.77 : x
  2. Step 2: Convert to fraction form
    351,319.22/484,820.82 = 190,173.77/x
  3. Step 3: Cross multiply
    351,319.22x = 484,820.82 × 190,173.77
  4. Step 4: Simplify right side
    351,319.22x = 92,200,203,113.89
  5. Step 5: Solve for x
    x = 92,200,203,113.89/351,319.22
  6. Step 6: Final answer
    x = 262,439.96

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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.