Home / 327,941.56-490,801.22-201,661.75

Finding the Fourth Proportional to 327,941.56, 490,801.22 and 201,661.75

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Solution

The fourth proportional to 327,941.56, 490,801.22 and 201,661.75 is: 301,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,941.56 : 490,801.22 = 201,661.75 : x
  2. Step 2: Convert to fraction form
    327,941.56/490,801.22 = 201,661.75/x
  3. Step 3: Cross multiply
    327,941.56x = 490,801.22 × 201,661.75
  4. Step 4: Simplify right side
    327,941.56x = 98,975,834,423.11
  5. Step 5: Solve for x
    x = 98,975,834,423.11/327,941.56
  6. Step 6: Final answer
    x = 301,809.37

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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.