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Finding the Fourth Proportional to 262,499.40, 393,749.10 and 248,675.40

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Solution

The fourth proportional to 262,499.40, 393,749.10 and 248,675.40 is: 373,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,499.40 : 393,749.10 = 248,675.40 : x
  2. Step 2: Convert to fraction form
    262,499.40/393,749.10 = 248,675.40/x
  3. Step 3: Cross multiply
    262,499.40x = 393,749.10 × 248,675.40
  4. Step 4: Simplify right side
    262,499.40x = 97,915,714,942.14
  5. Step 5: Solve for x
    x = 97,915,714,942.14/262,499.40
  6. Step 6: Final answer
    x = 373,013.10

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