Home / 975,856.80-1,463,785.20-311,008.80

Finding the Fourth Proportional to 975,856.80, 1,463,785.20 and 311,008.80

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Solution

The fourth proportional to 975,856.80, 1,463,785.20 and 311,008.80 is: 466,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,856.80 : 1,463,785.20 = 311,008.80 : x
  2. Step 2: Convert to fraction form
    975,856.80/1,463,785.20 = 311,008.80/x
  3. Step 3: Cross multiply
    975,856.80x = 1,463,785.20 × 311,008.80
  4. Step 4: Simplify right side
    975,856.80x = 455,250,078,509.76
  5. Step 5: Solve for x
    x = 455,250,078,509.76/975,856.80
  6. Step 6: Final answer
    x = 466,513.20

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