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Finding the Fourth Proportional to 461,710.64, 635,739.54 and 393,574.88

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Solution

The fourth proportional to 461,710.64, 635,739.54 and 393,574.88 is: 541,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,710.64 : 635,739.54 = 393,574.88 : x
  2. Step 2: Convert to fraction form
    461,710.64/635,739.54 = 393,574.88/x
  3. Step 3: Cross multiply
    461,710.64x = 635,739.54 × 393,574.88
  4. Step 4: Simplify right side
    461,710.64x = 250,211,113,166.76
  5. Step 5: Solve for x
    x = 250,211,113,166.76/461,710.64
  6. Step 6: Final answer
    x = 541,921.91

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