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Finding the Fourth Proportional to 312,170.58, 430,833.54 and 191,329.08

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Solution

The fourth proportional to 312,170.58, 430,833.54 and 191,329.08 is: 264,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,170.58 : 430,833.54 = 191,329.08 : x
  2. Step 2: Convert to fraction form
    312,170.58/430,833.54 = 191,329.08/x
  3. Step 3: Cross multiply
    312,170.58x = 430,833.54 × 191,329.08
  4. Step 4: Simplify right side
    312,170.58x = 82,430,984,841.34
  5. Step 5: Solve for x
    x = 82,430,984,841.34/312,170.58
  6. Step 6: Final answer
    x = 264,057.51

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