Home / 695,347.20-1,041,811.20-320,601.60

Finding the Fourth Proportional to 695,347.20, 1,041,811.20 and 320,601.60

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Solution

The fourth proportional to 695,347.20, 1,041,811.20 and 320,601.60 is: 480,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,347.20 : 1,041,811.20 = 320,601.60 : x
  2. Step 2: Convert to fraction form
    695,347.20/1,041,811.20 = 320,601.60/x
  3. Step 3: Cross multiply
    695,347.20x = 1,041,811.20 × 320,601.60
  4. Step 4: Simplify right side
    695,347.20x = 334,006,337,617.92
  5. Step 5: Solve for x
    x = 334,006,337,617.92/695,347.20
  6. Step 6: Final answer
    x = 480,344.69

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