Home / 331,092.20-497,675.10-324,871.40

Finding the Fourth Proportional to 331,092.20, 497,675.10 and 324,871.40

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Solution

The fourth proportional to 331,092.20, 497,675.10 and 324,871.40 is: 488,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,092.20 : 497,675.10 = 324,871.40 : x
  2. Step 2: Convert to fraction form
    331,092.20/497,675.10 = 324,871.40/x
  3. Step 3: Cross multiply
    331,092.20x = 497,675.10 × 324,871.40
  4. Step 4: Simplify right side
    331,092.20x = 161,680,406,482.14
  5. Step 5: Solve for x
    x = 161,680,406,482.14/331,092.20
  6. Step 6: Final answer
    x = 488,324.42

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