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Finding the Fourth Proportional to 448,051.60, 672,077.40 and 336,077.20

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Solution

The fourth proportional to 448,051.60, 672,077.40 and 336,077.20 is: 504,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,051.60 : 672,077.40 = 336,077.20 : x
  2. Step 2: Convert to fraction form
    448,051.60/672,077.40 = 336,077.20/x
  3. Step 3: Cross multiply
    448,051.60x = 672,077.40 × 336,077.20
  4. Step 4: Simplify right side
    448,051.60x = 225,869,890,775.28
  5. Step 5: Solve for x
    x = 225,869,890,775.28/448,051.60
  6. Step 6: Final answer
    x = 504,115.80

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