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Finding the Fourth Proportional to 299,079.16, 448,715.94 and 199,643.56

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Solution

The fourth proportional to 299,079.16, 448,715.94 and 199,643.56 is: 299,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,079.16 : 448,715.94 = 199,643.56 : x
  2. Step 2: Convert to fraction form
    299,079.16/448,715.94 = 199,643.56/x
  3. Step 3: Cross multiply
    299,079.16x = 448,715.94 × 199,643.56
  4. Step 4: Simplify right side
    299,079.16x = 89,583,247,690.35
  5. Step 5: Solve for x
    x = 89,583,247,690.35/299,079.16
  6. Step 6: Final answer
    x = 299,530.22

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