Home / 701,402.88-1,052,260.24-327,221.76

Finding the Fourth Proportional to 701,402.88, 1,052,260.24 and 327,221.76

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Solution

The fourth proportional to 701,402.88, 1,052,260.24 and 327,221.76 is: 490,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,402.88 : 1,052,260.24 = 327,221.76 : x
  2. Step 2: Convert to fraction form
    701,402.88/1,052,260.24 = 327,221.76/x
  3. Step 3: Cross multiply
    701,402.88x = 1,052,260.24 × 327,221.76
  4. Step 4: Simplify right side
    701,402.88x = 344,322,447,710.82
  5. Step 5: Solve for x
    x = 344,322,447,710.82/701,402.88
  6. Step 6: Final answer
    x = 490,905.38

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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.