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Finding the Fourth Proportional to 326,812.64, 450,931.48 and 190,784.85

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Solution

The fourth proportional to 326,812.64, 450,931.48 and 190,784.85 is: 263,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,812.64 : 450,931.48 = 190,784.85 : x
  2. Step 2: Convert to fraction form
    326,812.64/450,931.48 = 190,784.85/x
  3. Step 3: Cross multiply
    326,812.64x = 450,931.48 × 190,784.85
  4. Step 4: Simplify right side
    326,812.64x = 86,030,894,772.08
  5. Step 5: Solve for x
    x = 86,030,894,772.08/326,812.64
  6. Step 6: Final answer
    x = 263,242.25

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