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Finding the Fourth Proportional to 317,689.02, 476,393.58 and 149,257.22

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Solution

The fourth proportional to 317,689.02, 476,393.58 and 149,257.22 is: 223,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,689.02 : 476,393.58 = 149,257.22 : x
  2. Step 2: Convert to fraction form
    317,689.02/476,393.58 = 149,257.22/x
  3. Step 3: Cross multiply
    317,689.02x = 476,393.58 × 149,257.22
  4. Step 4: Simplify right side
    317,689.02x = 71,105,178,994.68
  5. Step 5: Solve for x
    x = 71,105,178,994.68/317,689.02
  6. Step 6: Final answer
    x = 223,820.07

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