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Finding the Fourth Proportional to 328,021.70, 492,032.55 and 117,632.30

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Solution

The fourth proportional to 328,021.70, 492,032.55 and 117,632.30 is: 176,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,021.70 : 492,032.55 = 117,632.30 : x
  2. Step 2: Convert to fraction form
    328,021.70/492,032.55 = 117,632.30/x
  3. Step 3: Cross multiply
    328,021.70x = 492,032.55 × 117,632.30
  4. Step 4: Simplify right side
    328,021.70x = 57,878,920,531.37
  5. Step 5: Solve for x
    x = 57,878,920,531.37/328,021.70
  6. Step 6: Final answer
    x = 176,448.45

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