Home / 864,664.80-1,298,552.40-628,274.40

Finding the Fourth Proportional to 864,664.80, 1,298,552.40 and 628,274.40

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Solution

The fourth proportional to 864,664.80, 1,298,552.40 and 628,274.40 is: 943,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,664.80 : 1,298,552.40 = 628,274.40 : x
  2. Step 2: Convert to fraction form
    864,664.80/1,298,552.40 = 628,274.40/x
  3. Step 3: Cross multiply
    864,664.80x = 1,298,552.40 × 628,274.40
  4. Step 4: Simplify right side
    864,664.80x = 815,847,229,978.56
  5. Step 5: Solve for x
    x = 815,847,229,978.56/864,664.80
  6. Step 6: Final answer
    x = 943,541.62

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