Home / 310,826.09-428,940.66-183,509.89

Finding the Fourth Proportional to 310,826.09, 428,940.66 and 183,509.89

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Solution

The fourth proportional to 310,826.09, 428,940.66 and 183,509.89 is: 253,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,826.09 : 428,940.66 = 183,509.89 : x
  2. Step 2: Convert to fraction form
    310,826.09/428,940.66 = 183,509.89/x
  3. Step 3: Cross multiply
    310,826.09x = 428,940.66 × 183,509.89
  4. Step 4: Simplify right side
    310,826.09x = 78,714,852,948.94
  5. Step 5: Solve for x
    x = 78,714,852,948.94/310,826.09
  6. Step 6: Final answer
    x = 253,244.03

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