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Finding the Fourth Proportional to 316,616.77, 436,956.15 and 180,619.53

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Solution

The fourth proportional to 316,616.77, 436,956.15 and 180,619.53 is: 249,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,616.77 : 436,956.15 = 180,619.53 : x
  2. Step 2: Convert to fraction form
    316,616.77/436,956.15 = 180,619.53/x
  3. Step 3: Cross multiply
    316,616.77x = 436,956.15 × 180,619.53
  4. Step 4: Simplify right side
    316,616.77x = 78,922,814,443.61
  5. Step 5: Solve for x
    x = 78,922,814,443.61/316,616.77
  6. Step 6: Final answer
    x = 249,269.22

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