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Finding the Fourth Proportional to 451,631.40, 677,447.10 and 185,303.40

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Solution

The fourth proportional to 451,631.40, 677,447.10 and 185,303.40 is: 277,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,631.40 : 677,447.10 = 185,303.40 : x
  2. Step 2: Convert to fraction form
    451,631.40/677,447.10 = 185,303.40/x
  3. Step 3: Cross multiply
    451,631.40x = 677,447.10 × 185,303.40
  4. Step 4: Simplify right side
    451,631.40x = 125,533,250,950.14
  5. Step 5: Solve for x
    x = 125,533,250,950.14/451,631.40
  6. Step 6: Final answer
    x = 277,955.10

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