Home / 351,320.22-484,822.20-190,174.77

Finding the Fourth Proportional to 351,320.22, 484,822.20 and 190,174.77

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Solution

The fourth proportional to 351,320.22, 484,822.20 and 190,174.77 is: 262,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,320.22 : 484,822.20 = 190,174.77 : x
  2. Step 2: Convert to fraction form
    351,320.22/484,822.20 = 190,174.77/x
  3. Step 3: Cross multiply
    351,320.22x = 484,822.20 × 190,174.77
  4. Step 4: Simplify right side
    351,320.22x = 92,200,950,375.89
  5. Step 5: Solve for x
    x = 92,200,950,375.89/351,320.22
  6. Step 6: Final answer
    x = 262,441.34

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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.