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Finding the Fourth Proportional to 295,728.40, 443,592.60 and 245,864.80

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Solution

The fourth proportional to 295,728.40, 443,592.60 and 245,864.80 is: 368,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,728.40 : 443,592.60 = 245,864.80 : x
  2. Step 2: Convert to fraction form
    295,728.40/443,592.60 = 245,864.80/x
  3. Step 3: Cross multiply
    295,728.40x = 443,592.60 × 245,864.80
  4. Step 4: Simplify right side
    295,728.40x = 109,063,805,880.48
  5. Step 5: Solve for x
    x = 109,063,805,880.48/295,728.40
  6. Step 6: Final answer
    x = 368,797.20

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