Home / 451,629.90-676,853.55-227,243.70

Finding the Fourth Proportional to 451,629.90, 676,853.55 and 227,243.70

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Solution

The fourth proportional to 451,629.90, 676,853.55 and 227,243.70 is: 340,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,629.90 : 676,853.55 = 227,243.70 : x
  2. Step 2: Convert to fraction form
    451,629.90/676,853.55 = 227,243.70/x
  3. Step 3: Cross multiply
    451,629.90x = 676,853.55 × 227,243.70
  4. Step 4: Simplify right side
    451,629.90x = 153,810,705,060.14
  5. Step 5: Solve for x
    x = 153,810,705,060.14/451,629.90
  6. Step 6: Final answer
    x = 340,568.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.