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Finding the Fourth Proportional to 413,496.68, 570,639.20 and 232,240.55

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Solution

The fourth proportional to 413,496.68, 570,639.20 and 232,240.55 is: 320,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,496.68 : 570,639.20 = 232,240.55 : x
  2. Step 2: Convert to fraction form
    413,496.68/570,639.20 = 232,240.55/x
  3. Step 3: Cross multiply
    413,496.68x = 570,639.20 × 232,240.55
  4. Step 4: Simplify right side
    413,496.68x = 132,525,557,645.16
  5. Step 5: Solve for x
    x = 132,525,557,645.16/413,496.68
  6. Step 6: Final answer
    x = 320,499.69

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