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Finding the Fourth Proportional to 338,302.72, 507,390.57 and 169,777.84

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Solution

The fourth proportional to 338,302.72, 507,390.57 and 169,777.84 is: 254,634.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,302.72 : 507,390.57 = 169,777.84 : x
  2. Step 2: Convert to fraction form
    338,302.72/507,390.57 = 169,777.84/x
  3. Step 3: Cross multiply
    338,302.72x = 507,390.57 × 169,777.84
  4. Step 4: Simplify right side
    338,302.72x = 86,143,675,010.97
  5. Step 5: Solve for x
    x = 86,143,675,010.97/338,302.72
  6. Step 6: Final answer
    x = 254,634.89

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