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Finding the Fourth Proportional to 302,410.40, 453,178.20 and 133,792.70

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Solution

The fourth proportional to 302,410.40, 453,178.20 and 133,792.70 is: 200,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,410.40 : 453,178.20 = 133,792.70 : x
  2. Step 2: Convert to fraction form
    302,410.40/453,178.20 = 133,792.70/x
  3. Step 3: Cross multiply
    302,410.40x = 453,178.20 × 133,792.70
  4. Step 4: Simplify right side
    302,410.40x = 60,631,934,959.14
  5. Step 5: Solve for x
    x = 60,631,934,959.14/302,410.40
  6. Step 6: Final answer
    x = 200,495.54

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