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Finding the Fourth Proportional to 262,432.80, 393,746.40 and 104,774.40

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Solution

The fourth proportional to 262,432.80, 393,746.40 and 104,774.40 is: 157,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,432.80 : 393,746.40 = 104,774.40 : x
  2. Step 2: Convert to fraction form
    262,432.80/393,746.40 = 104,774.40/x
  3. Step 3: Cross multiply
    262,432.80x = 393,746.40 × 104,774.40
  4. Step 4: Simplify right side
    262,432.80x = 41,254,542,812.16
  5. Step 5: Solve for x
    x = 41,254,542,812.16/262,432.80
  6. Step 6: Final answer
    x = 157,200.41

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