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Finding the Fourth Proportional to 325,547.40, 488,321.10 and 100,907.40

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Solution

The fourth proportional to 325,547.40, 488,321.10 and 100,907.40 is: 151,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,547.40 : 488,321.10 = 100,907.40 : x
  2. Step 2: Convert to fraction form
    325,547.40/488,321.10 = 100,907.40/x
  3. Step 3: Cross multiply
    325,547.40x = 488,321.10 × 100,907.40
  4. Step 4: Simplify right side
    325,547.40x = 49,275,212,566.14
  5. Step 5: Solve for x
    x = 49,275,212,566.14/325,547.40
  6. Step 6: Final answer
    x = 151,361.10

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