Home / 341,629.20-471,645-227,063.16

Finding the Fourth Proportional to 341,629.20, 471,645 and 227,063.16

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Solution

The fourth proportional to 341,629.20, 471,645 and 227,063.16 is: 313,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,629.20 : 471,645 = 227,063.16 : x
  2. Step 2: Convert to fraction form
    341,629.20/471,645 = 227,063.16/x
  3. Step 3: Cross multiply
    341,629.20x = 471,645 × 227,063.16
  4. Step 4: Simplify right side
    341,629.20x = 107,093,204,098.20
  5. Step 5: Solve for x
    x = 107,093,204,098.20/341,629.20
  6. Step 6: Final answer
    x = 313,477.90

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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.