Home / 681,122.47-1,021,683.93-281,323.83

Finding the Fourth Proportional to 681,122.47, 1,021,683.93 and 281,323.83

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Solution

The fourth proportional to 681,122.47, 1,021,683.93 and 281,323.83 is: 421,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,122.47 : 1,021,683.93 = 281,323.83 : x
  2. Step 2: Convert to fraction form
    681,122.47/1,021,683.93 = 281,323.83/x
  3. Step 3: Cross multiply
    681,122.47x = 1,021,683.93 × 281,323.83
  4. Step 4: Simplify right side
    681,122.47x = 287,424,040,595.85
  5. Step 5: Solve for x
    x = 287,424,040,595.85/681,122.47
  6. Step 6: Final answer
    x = 421,985.84

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