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Finding the Fourth Proportional to 388,938.25, 583,407.42 and 93,450.25

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Solution

The fourth proportional to 388,938.25, 583,407.42 and 93,450.25 is: 140,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,938.25 : 583,407.42 = 93,450.25 : x
  2. Step 2: Convert to fraction form
    388,938.25/583,407.42 = 93,450.25/x
  3. Step 3: Cross multiply
    388,938.25x = 583,407.42 × 93,450.25
  4. Step 4: Simplify right side
    388,938.25x = 54,519,569,250.86
  5. Step 5: Solve for x
    x = 54,519,569,250.86/388,938.25
  6. Step 6: Final answer
    x = 140,175.39

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