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Finding the Fourth Proportional to 339,407.94, 509,113.12 and 114,770.22

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Solution

The fourth proportional to 339,407.94, 509,113.12 and 114,770.22 is: 172,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,407.94 : 509,113.12 = 114,770.22 : x
  2. Step 2: Convert to fraction form
    339,407.94/509,113.12 = 114,770.22/x
  3. Step 3: Cross multiply
    339,407.94x = 509,113.12 × 114,770.22
  4. Step 4: Simplify right side
    339,407.94x = 58,431,024,787.29
  5. Step 5: Solve for x
    x = 58,431,024,787.29/339,407.94
  6. Step 6: Final answer
    x = 172,155.74

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