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Finding the Fourth Proportional to 356,438.22, 535,493.40 and 336,262.74

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Solution

The fourth proportional to 356,438.22, 535,493.40 and 336,262.74 is: 505,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,438.22 : 535,493.40 = 336,262.74 : x
  2. Step 2: Convert to fraction form
    356,438.22/535,493.40 = 336,262.74/x
  3. Step 3: Cross multiply
    356,438.22x = 535,493.40 × 336,262.74
  4. Step 4: Simplify right side
    356,438.22x = 180,066,477,935.92
  5. Step 5: Solve for x
    x = 180,066,477,935.92/356,438.22
  6. Step 6: Final answer
    x = 505,182.86

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