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Finding the Fourth Proportional to 663,762.40, 996,032.40 and 243,080.80

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Solution

The fourth proportional to 663,762.40, 996,032.40 and 243,080.80 is: 364,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,762.40 : 996,032.40 = 243,080.80 : x
  2. Step 2: Convert to fraction form
    663,762.40/996,032.40 = 243,080.80/x
  3. Step 3: Cross multiply
    663,762.40x = 996,032.40 × 243,080.80
  4. Step 4: Simplify right side
    663,762.40x = 242,116,352,617.92
  5. Step 5: Solve for x
    x = 242,116,352,617.92/663,762.40
  6. Step 6: Final answer
    x = 364,763.59

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