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Finding the Fourth Proportional to 490,470.75, 735,705.14 and 135,483.72

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Solution

The fourth proportional to 490,470.75, 735,705.14 and 135,483.72 is: 203,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,470.75 : 735,705.14 = 135,483.72 : x
  2. Step 2: Convert to fraction form
    490,470.75/735,705.14 = 135,483.72/x
  3. Step 3: Cross multiply
    490,470.75x = 735,705.14 × 135,483.72
  4. Step 4: Simplify right side
    490,470.75x = 99,676,068,512.90
  5. Step 5: Solve for x
    x = 99,676,068,512.90/490,470.75
  6. Step 6: Final answer
    x = 203,225.31

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