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Finding the Fourth Proportional to 369,103.80, 553,655.70 and 322,447.80

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Solution

The fourth proportional to 369,103.80, 553,655.70 and 322,447.80 is: 483,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,103.80 : 553,655.70 = 322,447.80 : x
  2. Step 2: Convert to fraction form
    369,103.80/553,655.70 = 322,447.80/x
  3. Step 3: Cross multiply
    369,103.80x = 553,655.70 × 322,447.80
  4. Step 4: Simplify right side
    369,103.80x = 178,525,062,422.46
  5. Step 5: Solve for x
    x = 178,525,062,422.46/369,103.80
  6. Step 6: Final answer
    x = 483,671.70

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