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Finding the Fourth Proportional to 369,866.15, 554,308.75 and 189,944.30

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Solution

The fourth proportional to 369,866.15, 554,308.75 and 189,944.30 is: 284,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,866.15 : 554,308.75 = 189,944.30 : x
  2. Step 2: Convert to fraction form
    369,866.15/554,308.75 = 189,944.30/x
  3. Step 3: Cross multiply
    369,866.15x = 554,308.75 × 189,944.30
  4. Step 4: Simplify right side
    369,866.15x = 105,287,784,256.22
  5. Step 5: Solve for x
    x = 105,287,784,256.22/369,866.15
  6. Step 6: Final answer
    x = 284,664.56

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