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Finding the Fourth Proportional to 338,968.16, 506,015.32 and 314,361.44

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Solution

The fourth proportional to 338,968.16, 506,015.32 and 314,361.44 is: 469,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,968.16 : 506,015.32 = 314,361.44 : x
  2. Step 2: Convert to fraction form
    338,968.16/506,015.32 = 314,361.44/x
  3. Step 3: Cross multiply
    338,968.16x = 506,015.32 × 314,361.44
  4. Step 4: Simplify right side
    338,968.16x = 159,071,704,657.26
  5. Step 5: Solve for x
    x = 159,071,704,657.26/338,968.16
  6. Step 6: Final answer
    x = 469,282.14

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