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Finding the Fourth Proportional to 303,325.20, 454,987.80 and 103,615.65

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Solution

The fourth proportional to 303,325.20, 454,987.80 and 103,615.65 is: 155,423.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,325.20 : 454,987.80 = 103,615.65 : x
  2. Step 2: Convert to fraction form
    303,325.20/454,987.80 = 103,615.65/x
  3. Step 3: Cross multiply
    303,325.20x = 454,987.80 × 103,615.65
  4. Step 4: Simplify right side
    303,325.20x = 47,143,856,639.07
  5. Step 5: Solve for x
    x = 47,143,856,639.07/303,325.20
  6. Step 6: Final answer
    x = 155,423.48

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