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Finding the Fourth Proportional to 293,432.80, 440,149.20 and 115,848.40

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Solution

The fourth proportional to 293,432.80, 440,149.20 and 115,848.40 is: 173,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,432.80 : 440,149.20 = 115,848.40 : x
  2. Step 2: Convert to fraction form
    293,432.80/440,149.20 = 115,848.40/x
  3. Step 3: Cross multiply
    293,432.80x = 440,149.20 × 115,848.40
  4. Step 4: Simplify right side
    293,432.80x = 50,990,580,581.28
  5. Step 5: Solve for x
    x = 50,990,580,581.28/293,432.80
  6. Step 6: Final answer
    x = 173,772.60

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