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Finding the Fourth Proportional to 313,810.80, 470,716.20 and 301,563.60

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Solution

The fourth proportional to 313,810.80, 470,716.20 and 301,563.60 is: 452,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,810.80 : 470,716.20 = 301,563.60 : x
  2. Step 2: Convert to fraction form
    313,810.80/470,716.20 = 301,563.60/x
  3. Step 3: Cross multiply
    313,810.80x = 470,716.20 × 301,563.60
  4. Step 4: Simplify right side
    313,810.80x = 141,950,871,850.32
  5. Step 5: Solve for x
    x = 141,950,871,850.32/313,810.80
  6. Step 6: Final answer
    x = 452,345.40

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