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Finding the Fourth Proportional to 859,599, 1,288,895.04 and 327,159.36

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Solution

The fourth proportional to 859,599, 1,288,895.04 and 327,159.36 is: 490,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,599 : 1,288,895.04 = 327,159.36 : x
  2. Step 2: Convert to fraction form
    859,599/1,288,895.04 = 327,159.36/x
  3. Step 3: Cross multiply
    859,599x = 1,288,895.04 × 327,159.36
  4. Step 4: Simplify right side
    859,599x = 421,674,076,393.57
  5. Step 5: Solve for x
    x = 421,674,076,393.57/859,599
  6. Step 6: Final answer
    x = 490,547.43

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