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Finding the Fourth Proportional to 410,021.70, 615,032.55 and 251,736.90

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Solution

The fourth proportional to 410,021.70, 615,032.55 and 251,736.90 is: 377,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,021.70 : 615,032.55 = 251,736.90 : x
  2. Step 2: Convert to fraction form
    410,021.70/615,032.55 = 251,736.90/x
  3. Step 3: Cross multiply
    410,021.70x = 615,032.55 × 251,736.90
  4. Step 4: Simplify right side
    410,021.70x = 154,826,387,536.10
  5. Step 5: Solve for x
    x = 154,826,387,536.10/410,021.70
  6. Step 6: Final answer
    x = 377,605.35

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