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Finding the Fourth Proportional to 481,253.40, 721,880.10 and 245,057.40

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Solution

The fourth proportional to 481,253.40, 721,880.10 and 245,057.40 is: 367,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,253.40 : 721,880.10 = 245,057.40 : x
  2. Step 2: Convert to fraction form
    481,253.40/721,880.10 = 245,057.40/x
  3. Step 3: Cross multiply
    481,253.40x = 721,880.10 × 245,057.40
  4. Step 4: Simplify right side
    481,253.40x = 176,902,060,417.74
  5. Step 5: Solve for x
    x = 176,902,060,417.74/481,253.40
  6. Step 6: Final answer
    x = 367,586.10

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