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Finding the Fourth Proportional to 492,779.23, 739,168.85 and 193,400.80

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Solution

The fourth proportional to 492,779.23, 739,168.85 and 193,400.80 is: 290,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,779.23 : 739,168.85 = 193,400.80 : x
  2. Step 2: Convert to fraction form
    492,779.23/739,168.85 = 193,400.80/x
  3. Step 3: Cross multiply
    492,779.23x = 739,168.85 × 193,400.80
  4. Step 4: Simplify right side
    492,779.23x = 142,955,846,925.08
  5. Step 5: Solve for x
    x = 142,955,846,925.08/492,779.23
  6. Step 6: Final answer
    x = 290,101.20

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