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Finding the Fourth Proportional to 484,123.80, 726,185.70 and 306,053.40

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Solution

The fourth proportional to 484,123.80, 726,185.70 and 306,053.40 is: 459,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,123.80 : 726,185.70 = 306,053.40 : x
  2. Step 2: Convert to fraction form
    484,123.80/726,185.70 = 306,053.40/x
  3. Step 3: Cross multiply
    484,123.80x = 726,185.70 × 306,053.40
  4. Step 4: Simplify right side
    484,123.80x = 222,251,602,516.38
  5. Step 5: Solve for x
    x = 222,251,602,516.38/484,123.80
  6. Step 6: Final answer
    x = 459,080.10

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