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Finding the Fourth Proportional to 461,425.40, 692,138.10 and 455,204.60

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Solution

The fourth proportional to 461,425.40, 692,138.10 and 455,204.60 is: 682,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,425.40 : 692,138.10 = 455,204.60 : x
  2. Step 2: Convert to fraction form
    461,425.40/692,138.10 = 455,204.60/x
  3. Step 3: Cross multiply
    461,425.40x = 692,138.10 × 455,204.60
  4. Step 4: Simplify right side
    461,425.40x = 315,064,446,955.26
  5. Step 5: Solve for x
    x = 315,064,446,955.26/461,425.40
  6. Step 6: Final answer
    x = 682,806.90

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