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Finding the Fourth Proportional to 453,910.40, 680,865.60 and 187,582.40

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Solution

The fourth proportional to 453,910.40, 680,865.60 and 187,582.40 is: 281,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,910.40 : 680,865.60 = 187,582.40 : x
  2. Step 2: Convert to fraction form
    453,910.40/680,865.60 = 187,582.40/x
  3. Step 3: Cross multiply
    453,910.40x = 680,865.60 × 187,582.40
  4. Step 4: Simplify right side
    453,910.40x = 127,718,403,325.44
  5. Step 5: Solve for x
    x = 127,718,403,325.44/453,910.40
  6. Step 6: Final answer
    x = 281,373.60

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