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Finding the Fourth Proportional to 432,876.10, 649,314.15 and 401,383.30

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Solution

The fourth proportional to 432,876.10, 649,314.15 and 401,383.30 is: 602,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,876.10 : 649,314.15 = 401,383.30 : x
  2. Step 2: Convert to fraction form
    432,876.10/649,314.15 = 401,383.30/x
  3. Step 3: Cross multiply
    432,876.10x = 649,314.15 × 401,383.30
  4. Step 4: Simplify right side
    432,876.10x = 260,623,856,263.70
  5. Step 5: Solve for x
    x = 260,623,856,263.70/432,876.10
  6. Step 6: Final answer
    x = 602,074.95

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