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Finding the Fourth Proportional to 965,909.80, 1,448,864.70 and 334,887.40

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Solution

The fourth proportional to 965,909.80, 1,448,864.70 and 334,887.40 is: 502,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,909.80 : 1,448,864.70 = 334,887.40 : x
  2. Step 2: Convert to fraction form
    965,909.80/1,448,864.70 = 334,887.40/x
  3. Step 3: Cross multiply
    965,909.80x = 1,448,864.70 × 334,887.40
  4. Step 4: Simplify right side
    965,909.80x = 485,206,532,334.78
  5. Step 5: Solve for x
    x = 485,206,532,334.78/965,909.80
  6. Step 6: Final answer
    x = 502,331.10

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