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Finding the Fourth Proportional to 684,998.15, 945,296.12 and 383,192.15

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Solution

The fourth proportional to 684,998.15, 945,296.12 and 383,192.15 is: 528,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,998.15 : 945,296.12 = 383,192.15 : x
  2. Step 2: Convert to fraction form
    684,998.15/945,296.12 = 383,192.15/x
  3. Step 3: Cross multiply
    684,998.15x = 945,296.12 × 383,192.15
  4. Step 4: Simplify right side
    684,998.15x = 362,230,050,693.50
  5. Step 5: Solve for x
    x = 362,230,050,693.50/684,998.15
  6. Step 6: Final answer
    x = 528,804.42

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