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Finding the Fourth Proportional to 464,894.47, 640,826.52 and 303,668.83

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Solution

The fourth proportional to 464,894.47, 640,826.52 and 303,668.83 is: 418,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,894.47 : 640,826.52 = 303,668.83 : x
  2. Step 2: Convert to fraction form
    464,894.47/640,826.52 = 303,668.83/x
  3. Step 3: Cross multiply
    464,894.47x = 640,826.52 × 303,668.83
  4. Step 4: Simplify right side
    464,894.47x = 194,599,039,561.37
  5. Step 5: Solve for x
    x = 194,599,039,561.37/464,894.47
  6. Step 6: Final answer
    x = 418,587.56

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