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Finding the Fourth Proportional to 453,746.40, 680,619.60 and 154,564.80

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Solution

The fourth proportional to 453,746.40, 680,619.60 and 154,564.80 is: 231,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,746.40 : 680,619.60 = 154,564.80 : x
  2. Step 2: Convert to fraction form
    453,746.40/680,619.60 = 154,564.80/x
  3. Step 3: Cross multiply
    453,746.40x = 680,619.60 × 154,564.80
  4. Step 4: Simplify right side
    453,746.40x = 105,199,832,350.08
  5. Step 5: Solve for x
    x = 105,199,832,350.08/453,746.40
  6. Step 6: Final answer
    x = 231,847.20

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