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Finding the Fourth Proportional to 453,722.20, 680,583.30 and 121,298.20

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Solution

The fourth proportional to 453,722.20, 680,583.30 and 121,298.20 is: 181,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,722.20 : 680,583.30 = 121,298.20 : x
  2. Step 2: Convert to fraction form
    453,722.20/680,583.30 = 121,298.20/x
  3. Step 3: Cross multiply
    453,722.20x = 680,583.30 × 121,298.20
  4. Step 4: Simplify right side
    453,722.20x = 82,553,529,240.06
  5. Step 5: Solve for x
    x = 82,553,529,240.06/453,722.20
  6. Step 6: Final answer
    x = 181,947.30

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