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Finding the Fourth Proportional to 477,953.40, 716,930.10 and 411,468.60

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Solution

The fourth proportional to 477,953.40, 716,930.10 and 411,468.60 is: 617,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,953.40 : 716,930.10 = 411,468.60 : x
  2. Step 2: Convert to fraction form
    477,953.40/716,930.10 = 411,468.60/x
  3. Step 3: Cross multiply
    477,953.40x = 716,930.10 × 411,468.60
  4. Step 4: Simplify right side
    477,953.40x = 294,994,224,544.86
  5. Step 5: Solve for x
    x = 294,994,224,544.86/477,953.40
  6. Step 6: Final answer
    x = 617,202.90

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