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Finding the Fourth Proportional to 326,565.30, 490,034.51 and 126,859.70

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Solution

The fourth proportional to 326,565.30, 490,034.51 and 126,859.70 is: 190,362.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,565.30 : 490,034.51 = 126,859.70 : x
  2. Step 2: Convert to fraction form
    326,565.30/490,034.51 = 126,859.70/x
  3. Step 3: Cross multiply
    326,565.30x = 490,034.51 × 126,859.70
  4. Step 4: Simplify right side
    326,565.30x = 62,165,630,928.25
  5. Step 5: Solve for x
    x = 62,165,630,928.25/326,565.30
  6. Step 6: Final answer
    x = 190,362.02

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