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Finding the Fourth Proportional to 702,954.45, 970,077.66 and 380,664.90

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Solution

The fourth proportional to 702,954.45, 970,077.66 and 380,664.90 is: 525,317.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,954.45 : 970,077.66 = 380,664.90 : x
  2. Step 2: Convert to fraction form
    702,954.45/970,077.66 = 380,664.90/x
  3. Step 3: Cross multiply
    702,954.45x = 970,077.66 × 380,664.90
  4. Step 4: Simplify right side
    702,954.45x = 369,274,515,436.13
  5. Step 5: Solve for x
    x = 369,274,515,436.13/702,954.45
  6. Step 6: Final answer
    x = 525,317.84

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