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Finding the Fourth Proportional to 453,611.20, 680,416.80 and 232,427.20

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Solution

The fourth proportional to 453,611.20, 680,416.80 and 232,427.20 is: 348,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,611.20 : 680,416.80 = 232,427.20 : x
  2. Step 2: Convert to fraction form
    453,611.20/680,416.80 = 232,427.20/x
  3. Step 3: Cross multiply
    453,611.20x = 680,416.80 × 232,427.20
  4. Step 4: Simplify right side
    453,611.20x = 158,147,371,656.96
  5. Step 5: Solve for x
    x = 158,147,371,656.96/453,611.20
  6. Step 6: Final answer
    x = 348,640.80

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