Home / 351,401.48-484,933.39-190,256.50

Finding the Fourth Proportional to 351,401.48, 484,933.39 and 190,256.50

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Solution

The fourth proportional to 351,401.48, 484,933.39 and 190,256.50 is: 262,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,401.48 : 484,933.39 = 190,256.50 : x
  2. Step 2: Convert to fraction form
    351,401.48/484,933.39 = 190,256.50/x
  3. Step 3: Cross multiply
    351,401.48x = 484,933.39 × 190,256.50
  4. Step 4: Simplify right side
    351,401.48x = 92,261,729,514.54
  5. Step 5: Solve for x
    x = 92,261,729,514.54/351,401.48
  6. Step 6: Final answer
    x = 262,553.62

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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.