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Finding the Fourth Proportional to 384,763.05, 577,117.20 and 118,495.80

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Solution

The fourth proportional to 384,763.05, 577,117.20 and 118,495.80 is: 177,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,763.05 : 577,117.20 = 118,495.80 : x
  2. Step 2: Convert to fraction form
    384,763.05/577,117.20 = 118,495.80/x
  3. Step 3: Cross multiply
    384,763.05x = 577,117.20 × 118,495.80
  4. Step 4: Simplify right side
    384,763.05x = 68,385,964,307.76
  5. Step 5: Solve for x
    x = 68,385,964,307.76/384,763.05
  6. Step 6: Final answer
    x = 177,735.27

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