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Finding the Fourth Proportional to 398,184.94, 549,475.80 and 226,080.34

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Solution

The fourth proportional to 398,184.94, 549,475.80 and 226,080.34 is: 311,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,184.94 : 549,475.80 = 226,080.34 : x
  2. Step 2: Convert to fraction form
    398,184.94/549,475.80 = 226,080.34/x
  3. Step 3: Cross multiply
    398,184.94x = 549,475.80 × 226,080.34
  4. Step 4: Simplify right side
    398,184.94x = 124,225,675,685.77
  5. Step 5: Solve for x
    x = 124,225,675,685.77/398,184.94
  6. Step 6: Final answer
    x = 311,979.84

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