Home / 453,931.20-680,896.80-276,784.20

Finding the Fourth Proportional to 453,931.20, 680,896.80 and 276,784.20

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Solution

The fourth proportional to 453,931.20, 680,896.80 and 276,784.20 is: 415,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,931.20 : 680,896.80 = 276,784.20 : x
  2. Step 2: Convert to fraction form
    453,931.20/680,896.80 = 276,784.20/x
  3. Step 3: Cross multiply
    453,931.20x = 680,896.80 × 276,784.20
  4. Step 4: Simplify right side
    453,931.20x = 188,461,476,070.56
  5. Step 5: Solve for x
    x = 188,461,476,070.56/453,931.20
  6. Step 6: Final answer
    x = 415,176.30

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