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Finding the Fourth Proportional to 302,513.40, 453,770.10 and 298,576.80

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Solution

The fourth proportional to 302,513.40, 453,770.10 and 298,576.80 is: 447,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,513.40 : 453,770.10 = 298,576.80 : x
  2. Step 2: Convert to fraction form
    302,513.40/453,770.10 = 298,576.80/x
  3. Step 3: Cross multiply
    302,513.40x = 453,770.10 × 298,576.80
  4. Step 4: Simplify right side
    302,513.40x = 135,485,224,393.68
  5. Step 5: Solve for x
    x = 135,485,224,393.68/302,513.40
  6. Step 6: Final answer
    x = 447,865.20

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