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Finding the Fourth Proportional to 547,598.40, 821,320.80 and 173,659.20

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Solution

The fourth proportional to 547,598.40, 821,320.80 and 173,659.20 is: 260,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,598.40 : 821,320.80 = 173,659.20 : x
  2. Step 2: Convert to fraction form
    547,598.40/821,320.80 = 173,659.20/x
  3. Step 3: Cross multiply
    547,598.40x = 821,320.80 × 173,659.20
  4. Step 4: Simplify right side
    547,598.40x = 142,629,913,071.36
  5. Step 5: Solve for x
    x = 142,629,913,071.36/547,598.40
  6. Step 6: Final answer
    x = 260,464.44

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