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Finding the Fourth Proportional to 260,610.75, 390,916.13 and 73,627.11

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Solution

The fourth proportional to 260,610.75, 390,916.13 and 73,627.11 is: 110,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,610.75 : 390,916.13 = 73,627.11 : x
  2. Step 2: Convert to fraction form
    260,610.75/390,916.13 = 73,627.11/x
  3. Step 3: Cross multiply
    260,610.75x = 390,916.13 × 73,627.11
  4. Step 4: Simplify right side
    260,610.75x = 28,782,024,536.15
  5. Step 5: Solve for x
    x = 28,782,024,536.15/260,610.75
  6. Step 6: Final answer
    x = 110,440.67

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