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Finding the Fourth Proportional to 385,755.24, 532,405.29 and 230,696.40

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Solution

The fourth proportional to 385,755.24, 532,405.29 and 230,696.40 is: 318,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,755.24 : 532,405.29 = 230,696.40 : x
  2. Step 2: Convert to fraction form
    385,755.24/532,405.29 = 230,696.40/x
  3. Step 3: Cross multiply
    385,755.24x = 532,405.29 × 230,696.40
  4. Step 4: Simplify right side
    385,755.24x = 122,823,983,743.96
  5. Step 5: Solve for x
    x = 122,823,983,743.96/385,755.24
  6. Step 6: Final answer
    x = 318,398.74

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