Home / 327,943.70-490,803.58-201,663.28

Finding the Fourth Proportional to 327,943.70, 490,803.58 and 201,663.28

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Solution

The fourth proportional to 327,943.70, 490,803.58 and 201,663.28 is: 301,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,943.70 : 490,803.58 = 201,663.28 : x
  2. Step 2: Convert to fraction form
    327,943.70/490,803.58 = 201,663.28/x
  3. Step 3: Cross multiply
    327,943.70x = 490,803.58 × 201,663.28
  4. Step 4: Simplify right side
    327,943.70x = 98,977,059,778.54
  5. Step 5: Solve for x
    x = 98,977,059,778.54/327,943.70
  6. Step 6: Final answer
    x = 301,811.13

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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.