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Finding the Fourth Proportional to 370,449.18, 555,673.77 and 89,964.54

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Solution

The fourth proportional to 370,449.18, 555,673.77 and 89,964.54 is: 134,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,449.18 : 555,673.77 = 89,964.54 : x
  2. Step 2: Convert to fraction form
    370,449.18/555,673.77 = 89,964.54/x
  3. Step 3: Cross multiply
    370,449.18x = 555,673.77 × 89,964.54
  4. Step 4: Simplify right side
    370,449.18x = 49,990,935,108.12
  5. Step 5: Solve for x
    x = 49,990,935,108.12/370,449.18
  6. Step 6: Final answer
    x = 134,946.81

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