Home / 1,273,942.28-1,910,913.52-327,313.02

Finding the Fourth Proportional to 1,273,942.28, 1,910,913.52 and 327,313.02

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Solution

The fourth proportional to 1,273,942.28, 1,910,913.52 and 327,313.02 is: 490,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,942.28 : 1,910,913.52 = 327,313.02 : x
  2. Step 2: Convert to fraction form
    1,273,942.28/1,910,913.52 = 327,313.02/x
  3. Step 3: Cross multiply
    1,273,942.28x = 1,910,913.52 × 327,313.02
  4. Step 4: Simplify right side
    1,273,942.28x = 625,466,875,190.03
  5. Step 5: Solve for x
    x = 625,466,875,190.03/1,273,942.28
  6. Step 6: Final answer
    x = 490,969.56

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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.