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Finding the Fourth Proportional to 463,809.16, 694,713.93 and 313,221.43

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Solution

The fourth proportional to 463,809.16, 694,713.93 and 313,221.43 is: 469,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,809.16 : 694,713.93 = 313,221.43 : x
  2. Step 2: Convert to fraction form
    463,809.16/694,713.93 = 313,221.43/x
  3. Step 3: Cross multiply
    463,809.16x = 694,713.93 × 313,221.43
  4. Step 4: Simplify right side
    463,809.16x = 217,599,290,595.52
  5. Step 5: Solve for x
    x = 217,599,290,595.52/463,809.16
  6. Step 6: Final answer
    x = 469,156.95

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