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Finding the Fourth Proportional to 1,363.03, 2,041.30 and 784.69

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Solution

The fourth proportional to 1,363.03, 2,041.30 and 784.69 is: 1,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.03 : 2,041.30 = 784.69 : x
  2. Step 2: Convert to fraction form
    1,363.03/2,041.30 = 784.69/x
  3. Step 3: Cross multiply
    1,363.03x = 2,041.30 × 784.69
  4. Step 4: Simplify right side
    1,363.03x = 1,601,783.57
  5. Step 5: Solve for x
    x = 1,601,783.57/1,363.03
  6. Step 6: Final answer
    x = 1,175.17

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