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Finding the Fourth Proportional to 437,312.40, 655,968.60 and 141,824.40

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Solution

The fourth proportional to 437,312.40, 655,968.60 and 141,824.40 is: 212,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,312.40 : 655,968.60 = 141,824.40 : x
  2. Step 2: Convert to fraction form
    437,312.40/655,968.60 = 141,824.40/x
  3. Step 3: Cross multiply
    437,312.40x = 655,968.60 × 141,824.40
  4. Step 4: Simplify right side
    437,312.40x = 93,032,353,113.84
  5. Step 5: Solve for x
    x = 93,032,353,113.84/437,312.40
  6. Step 6: Final answer
    x = 212,736.60

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