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Finding the Fourth Proportional to 293,390.40, 440,085.60 and 124,867.20

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Solution

The fourth proportional to 293,390.40, 440,085.60 and 124,867.20 is: 187,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,390.40 : 440,085.60 = 124,867.20 : x
  2. Step 2: Convert to fraction form
    293,390.40/440,085.60 = 124,867.20/x
  3. Step 3: Cross multiply
    293,390.40x = 440,085.60 × 124,867.20
  4. Step 4: Simplify right side
    293,390.40x = 54,952,256,632.32
  5. Step 5: Solve for x
    x = 54,952,256,632.32/293,390.40
  6. Step 6: Final answer
    x = 187,300.80

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