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Finding the Fourth Proportional to 582,022.40, 873,689.70 and 449,490.20

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Solution

The fourth proportional to 582,022.40, 873,689.70 and 449,490.20 is: 674,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,022.40 : 873,689.70 = 449,490.20 : x
  2. Step 2: Convert to fraction form
    582,022.40/873,689.70 = 449,490.20/x
  3. Step 3: Cross multiply
    582,022.40x = 873,689.70 × 449,490.20
  4. Step 4: Simplify right side
    582,022.40x = 392,714,957,990.94
  5. Step 5: Solve for x
    x = 392,714,957,990.94/582,022.40
  6. Step 6: Final answer
    x = 674,742.00

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