Home / 331,377.40-457,312.26-188,132.68

Finding the Fourth Proportional to 331,377.40, 457,312.26 and 188,132.68

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Solution

The fourth proportional to 331,377.40, 457,312.26 and 188,132.68 is: 259,629.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,377.40 : 457,312.26 = 188,132.68 : x
  2. Step 2: Convert to fraction form
    331,377.40/457,312.26 = 188,132.68/x
  3. Step 3: Cross multiply
    331,377.40x = 457,312.26 × 188,132.68
  4. Step 4: Simplify right side
    331,377.40x = 86,035,381,070.66
  5. Step 5: Solve for x
    x = 86,035,381,070.66/331,377.40
  6. Step 6: Final answer
    x = 259,629.60

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