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Finding the Fourth Proportional to 453,607.20, 680,410.80 and 348,631.20

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Solution

The fourth proportional to 453,607.20, 680,410.80 and 348,631.20 is: 522,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,607.20 : 680,410.80 = 348,631.20 : x
  2. Step 2: Convert to fraction form
    453,607.20/680,410.80 = 348,631.20/x
  3. Step 3: Cross multiply
    453,607.20x = 680,410.80 × 348,631.20
  4. Step 4: Simplify right side
    453,607.20x = 237,212,433,696.96
  5. Step 5: Solve for x
    x = 237,212,433,696.96/453,607.20
  6. Step 6: Final answer
    x = 522,946.80

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