Home / 671,721.95-1,007,715.81-191,954.09

Finding the Fourth Proportional to 671,721.95, 1,007,715.81 and 191,954.09

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Solution

The fourth proportional to 671,721.95, 1,007,715.81 and 191,954.09 is: 287,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,721.95 : 1,007,715.81 = 191,954.09 : x
  2. Step 2: Convert to fraction form
    671,721.95/1,007,715.81 = 191,954.09/x
  3. Step 3: Cross multiply
    671,721.95x = 1,007,715.81 × 191,954.09
  4. Step 4: Simplify right side
    671,721.95x = 193,435,171,287.16
  5. Step 5: Solve for x
    x = 193,435,171,287.16/671,721.95
  6. Step 6: Final answer
    x = 287,969.11

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