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Finding the Fourth Proportional to 433,486.80, 650,230.20 and 291,769.20

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Solution

The fourth proportional to 433,486.80, 650,230.20 and 291,769.20 is: 437,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,486.80 : 650,230.20 = 291,769.20 : x
  2. Step 2: Convert to fraction form
    433,486.80/650,230.20 = 291,769.20/x
  3. Step 3: Cross multiply
    433,486.80x = 650,230.20 × 291,769.20
  4. Step 4: Simplify right side
    433,486.80x = 189,717,145,269.84
  5. Step 5: Solve for x
    x = 189,717,145,269.84/433,486.80
  6. Step 6: Final answer
    x = 437,653.80

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