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Finding the Fourth Proportional to 300,320.56, 414,534.63 and 173,080.90

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Solution

The fourth proportional to 300,320.56, 414,534.63 and 173,080.90 is: 238,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,320.56 : 414,534.63 = 173,080.90 : x
  2. Step 2: Convert to fraction form
    300,320.56/414,534.63 = 173,080.90/x
  3. Step 3: Cross multiply
    300,320.56x = 414,534.63 × 173,080.90
  4. Step 4: Simplify right side
    300,320.56x = 71,748,026,841.57
  5. Step 5: Solve for x
    x = 71,748,026,841.57/300,320.56
  6. Step 6: Final answer
    x = 238,904.81

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