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Finding the Fourth Proportional to 640,951.98, 961,354.53 and 167,683.02

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Solution

The fourth proportional to 640,951.98, 961,354.53 and 167,683.02 is: 251,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,951.98 : 961,354.53 = 167,683.02 : x
  2. Step 2: Convert to fraction form
    640,951.98/961,354.53 = 167,683.02/x
  3. Step 3: Cross multiply
    640,951.98x = 961,354.53 × 167,683.02
  4. Step 4: Simplify right side
    640,951.98x = 161,202,830,881.08
  5. Step 5: Solve for x
    x = 161,202,830,881.08/640,951.98
  6. Step 6: Final answer
    x = 251,505.32

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