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Finding the Fourth Proportional to 353,030.80, 529,546.20 and 314,323.60

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Solution

The fourth proportional to 353,030.80, 529,546.20 and 314,323.60 is: 471,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,030.80 : 529,546.20 = 314,323.60 : x
  2. Step 2: Convert to fraction form
    353,030.80/529,546.20 = 314,323.60/x
  3. Step 3: Cross multiply
    353,030.80x = 529,546.20 × 314,323.60
  4. Step 4: Simplify right side
    353,030.80x = 166,448,867,950.32
  5. Step 5: Solve for x
    x = 166,448,867,950.32/353,030.80
  6. Step 6: Final answer
    x = 471,485.40

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