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Finding the Fourth Proportional to 402,015.82, 602,862.81 and 177,216.49

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Solution

The fourth proportional to 402,015.82, 602,862.81 and 177,216.49 is: 265,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,015.82 : 602,862.81 = 177,216.49 : x
  2. Step 2: Convert to fraction form
    402,015.82/602,862.81 = 177,216.49/x
  3. Step 3: Cross multiply
    402,015.82x = 602,862.81 × 177,216.49
  4. Step 4: Simplify right side
    402,015.82x = 106,837,231,139.74
  5. Step 5: Solve for x
    x = 106,837,231,139.74/402,015.82
  6. Step 6: Final answer
    x = 265,753.80

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