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Finding the Fourth Proportional to 343,622.94, 474,215.62 and 214,637.78

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Solution

The fourth proportional to 343,622.94, 474,215.62 and 214,637.78 is: 296,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,622.94 : 474,215.62 = 214,637.78 : x
  2. Step 2: Convert to fraction form
    343,622.94/474,215.62 = 214,637.78/x
  3. Step 3: Cross multiply
    343,622.94x = 474,215.62 × 214,637.78
  4. Step 4: Simplify right side
    343,622.94x = 101,784,587,918.12
  5. Step 5: Solve for x
    x = 101,784,587,918.12/343,622.94
  6. Step 6: Final answer
    x = 296,210.11

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