Home / 351,262.44-484,751.03-215,371.32

Finding the Fourth Proportional to 351,262.44, 484,751.03 and 215,371.32

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Solution

The fourth proportional to 351,262.44, 484,751.03 and 215,371.32 is: 297,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,262.44 : 484,751.03 = 215,371.32 : x
  2. Step 2: Convert to fraction form
    351,262.44/484,751.03 = 215,371.32/x
  3. Step 3: Cross multiply
    351,262.44x = 484,751.03 × 215,371.32
  4. Step 4: Simplify right side
    351,262.44x = 104,401,467,519.48
  5. Step 5: Solve for x
    x = 104,401,467,519.48/351,262.44
  6. Step 6: Final answer
    x = 297,217.85

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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.