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Finding the Fourth Proportional to 448,570.80, 672,858.72 and 133,030.08

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Solution

The fourth proportional to 448,570.80, 672,858.72 and 133,030.08 is: 199,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,570.80 : 672,858.72 = 133,030.08 : x
  2. Step 2: Convert to fraction form
    448,570.80/672,858.72 = 133,030.08/x
  3. Step 3: Cross multiply
    448,570.80x = 672,858.72 × 133,030.08
  4. Step 4: Simplify right side
    448,570.80x = 89,510,449,350.30
  5. Step 5: Solve for x
    x = 89,510,449,350.30/448,570.80
  6. Step 6: Final answer
    x = 199,545.87

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