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Finding the Fourth Proportional to 453,946.70, 680,920.05 and 121,522.70

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Solution

The fourth proportional to 453,946.70, 680,920.05 and 121,522.70 is: 182,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,946.70 : 680,920.05 = 121,522.70 : x
  2. Step 2: Convert to fraction form
    453,946.70/680,920.05 = 121,522.70/x
  3. Step 3: Cross multiply
    453,946.70x = 680,920.05 × 121,522.70
  4. Step 4: Simplify right side
    453,946.70x = 82,747,242,960.14
  5. Step 5: Solve for x
    x = 82,747,242,960.14/453,946.70
  6. Step 6: Final answer
    x = 182,284.05

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