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Finding the Fourth Proportional to 369,121.80, 553,682.70 and 362,123.40

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Solution

The fourth proportional to 369,121.80, 553,682.70 and 362,123.40 is: 543,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,121.80 : 553,682.70 = 362,123.40 : x
  2. Step 2: Convert to fraction form
    369,121.80/553,682.70 = 362,123.40/x
  3. Step 3: Cross multiply
    369,121.80x = 553,682.70 × 362,123.40
  4. Step 4: Simplify right side
    369,121.80x = 200,501,461,845.18
  5. Step 5: Solve for x
    x = 200,501,461,845.18/369,121.80
  6. Step 6: Final answer
    x = 543,185.10

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