Home / 268,317.85-401,812.46-197,071.54

Finding the Fourth Proportional to 268,317.85, 401,812.46 and 197,071.54

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Solution

The fourth proportional to 268,317.85, 401,812.46 and 197,071.54 is: 295,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,317.85 : 401,812.46 = 197,071.54 : x
  2. Step 2: Convert to fraction form
    268,317.85/401,812.46 = 197,071.54/x
  3. Step 3: Cross multiply
    268,317.85x = 401,812.46 × 197,071.54
  4. Step 4: Simplify right side
    268,317.85x = 79,185,797,288.97
  5. Step 5: Solve for x
    x = 79,185,797,288.97/268,317.85
  6. Step 6: Final answer
    x = 295,119.38

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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.