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Finding the Fourth Proportional to 368,572.86, 508,630.09 and 207,429.07

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Solution

The fourth proportional to 368,572.86, 508,630.09 and 207,429.07 is: 286,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,572.86 : 508,630.09 = 207,429.07 : x
  2. Step 2: Convert to fraction form
    368,572.86/508,630.09 = 207,429.07/x
  3. Step 3: Cross multiply
    368,572.86x = 508,630.09 × 207,429.07
  4. Step 4: Simplify right side
    368,572.86x = 105,504,666,542.72
  5. Step 5: Solve for x
    x = 105,504,666,542.72/368,572.86
  6. Step 6: Final answer
    x = 286,251.86

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