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Finding the Fourth Proportional to 539,428.60, 809,337.30 and 224,111.80

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Solution

The fourth proportional to 539,428.60, 809,337.30 and 224,111.80 is: 336,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,428.60 : 809,337.30 = 224,111.80 : x
  2. Step 2: Convert to fraction form
    539,428.60/809,337.30 = 224,111.80/x
  3. Step 3: Cross multiply
    539,428.60x = 809,337.30 × 224,111.80
  4. Step 4: Simplify right side
    539,428.60x = 181,382,039,110.14
  5. Step 5: Solve for x
    x = 181,382,039,110.14/539,428.60
  6. Step 6: Final answer
    x = 336,248.47

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