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Finding the Fourth Proportional to 482,682.80, 724,024.20 and 304,612.40

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Solution

The fourth proportional to 482,682.80, 724,024.20 and 304,612.40 is: 456,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,682.80 : 724,024.20 = 304,612.40 : x
  2. Step 2: Convert to fraction form
    482,682.80/724,024.20 = 304,612.40/x
  3. Step 3: Cross multiply
    482,682.80x = 724,024.20 × 304,612.40
  4. Step 4: Simplify right side
    482,682.80x = 220,546,749,220.08
  5. Step 5: Solve for x
    x = 220,546,749,220.08/482,682.80
  6. Step 6: Final answer
    x = 456,918.60

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