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Finding the Fourth Proportional to 453,904.40, 680,856.60 and 404,915.60

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Solution

The fourth proportional to 453,904.40, 680,856.60 and 404,915.60 is: 607,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,904.40 : 680,856.60 = 404,915.60 : x
  2. Step 2: Convert to fraction form
    453,904.40/680,856.60 = 404,915.60/x
  3. Step 3: Cross multiply
    453,904.40x = 680,856.60 × 404,915.60
  4. Step 4: Simplify right side
    453,904.40x = 275,689,458,702.96
  5. Step 5: Solve for x
    x = 275,689,458,702.96/453,904.40
  6. Step 6: Final answer
    x = 607,373.40

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