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Finding the Fourth Proportional to 406,468.20, 609,702.30 and 264,750.60

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Solution

The fourth proportional to 406,468.20, 609,702.30 and 264,750.60 is: 397,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,468.20 : 609,702.30 = 264,750.60 : x
  2. Step 2: Convert to fraction form
    406,468.20/609,702.30 = 264,750.60/x
  3. Step 3: Cross multiply
    406,468.20x = 609,702.30 × 264,750.60
  4. Step 4: Simplify right side
    406,468.20x = 161,419,049,746.38
  5. Step 5: Solve for x
    x = 161,419,049,746.38/406,468.20
  6. Step 6: Final answer
    x = 397,125.90

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