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Finding the Fourth Proportional to 467,919.20, 701,878.80 and 408,870.20

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Solution

The fourth proportional to 467,919.20, 701,878.80 and 408,870.20 is: 613,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,919.20 : 701,878.80 = 408,870.20 : x
  2. Step 2: Convert to fraction form
    467,919.20/701,878.80 = 408,870.20/x
  3. Step 3: Cross multiply
    467,919.20x = 701,878.80 × 408,870.20
  4. Step 4: Simplify right side
    467,919.20x = 286,977,325,331.76
  5. Step 5: Solve for x
    x = 286,977,325,331.76/467,919.20
  6. Step 6: Final answer
    x = 613,305.30

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