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Finding the Fourth Proportional to 307,593.40, 461,390.10 and 223,612.60

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Solution

The fourth proportional to 307,593.40, 461,390.10 and 223,612.60 is: 335,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,593.40 : 461,390.10 = 223,612.60 : x
  2. Step 2: Convert to fraction form
    307,593.40/461,390.10 = 223,612.60/x
  3. Step 3: Cross multiply
    307,593.40x = 461,390.10 × 223,612.60
  4. Step 4: Simplify right side
    307,593.40x = 103,172,639,875.26
  5. Step 5: Solve for x
    x = 103,172,639,875.26/307,593.40
  6. Step 6: Final answer
    x = 335,418.90

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