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Finding the Fourth Proportional to 347,308.26, 478,825.96 and 250,431.06

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Solution

The fourth proportional to 347,308.26, 478,825.96 and 250,431.06 is: 345,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,308.26 : 478,825.96 = 250,431.06 : x
  2. Step 2: Convert to fraction form
    347,308.26/478,825.96 = 250,431.06/x
  3. Step 3: Cross multiply
    347,308.26x = 478,825.96 × 250,431.06
  4. Step 4: Simplify right side
    347,308.26x = 119,912,892,718.32
  5. Step 5: Solve for x
    x = 119,912,892,718.32/347,308.26
  6. Step 6: Final answer
    x = 345,263.58

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