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Finding the Fourth Proportional to 421,799.03, 582,082.65 and 230,812.44

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Solution

The fourth proportional to 421,799.03, 582,082.65 and 230,812.44 is: 318,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,799.03 : 582,082.65 = 230,812.44 : x
  2. Step 2: Convert to fraction form
    421,799.03/582,082.65 = 230,812.44/x
  3. Step 3: Cross multiply
    421,799.03x = 582,082.65 × 230,812.44
  4. Step 4: Simplify right side
    421,799.03x = 134,351,916,728.17
  5. Step 5: Solve for x
    x = 134,351,916,728.17/421,799.03
  6. Step 6: Final answer
    x = 318,521.16

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