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Finding the Fourth Proportional to 315,610.16, 435,544.44 and 172,367.60

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Solution

The fourth proportional to 315,610.16, 435,544.44 and 172,367.60 is: 237,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,610.16 : 435,544.44 = 172,367.60 : x
  2. Step 2: Convert to fraction form
    315,610.16/435,544.44 = 172,367.60/x
  3. Step 3: Cross multiply
    315,610.16x = 435,544.44 × 172,367.60
  4. Step 4: Simplify right side
    315,610.16x = 75,073,749,816.14
  5. Step 5: Solve for x
    x = 75,073,749,816.14/315,610.16
  6. Step 6: Final answer
    x = 237,868.61

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