Home / 327,918.57-492,020.81-114,839.34

Finding the Fourth Proportional to 327,918.57, 492,020.81 and 114,839.34

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Solution

The fourth proportional to 327,918.57, 492,020.81 and 114,839.34 is: 172,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,918.57 : 492,020.81 = 114,839.34 : x
  2. Step 2: Convert to fraction form
    327,918.57/492,020.81 = 114,839.34/x
  3. Step 3: Cross multiply
    327,918.57x = 492,020.81 × 114,839.34
  4. Step 4: Simplify right side
    327,918.57x = 56,503,346,788.19
  5. Step 5: Solve for x
    x = 56,503,346,788.19/327,918.57
  6. Step 6: Final answer
    x = 172,309.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.