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Finding the Fourth Proportional to 360,315.26, 540,495.17 and 120,450.74

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Solution

The fourth proportional to 360,315.26, 540,495.17 and 120,450.74 is: 180,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,315.26 : 540,495.17 = 120,450.74 : x
  2. Step 2: Convert to fraction form
    360,315.26/540,495.17 = 120,450.74/x
  3. Step 3: Cross multiply
    360,315.26x = 540,495.17 × 120,450.74
  4. Step 4: Simplify right side
    360,315.26x = 65,103,044,845.29
  5. Step 5: Solve for x
    x = 65,103,044,845.29/360,315.26
  6. Step 6: Final answer
    x = 180,683.57

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