Home / 961,709.36-1,327,028.96-548,299.48

Finding the Fourth Proportional to 961,709.36, 1,327,028.96 and 548,299.48

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Solution

The fourth proportional to 961,709.36, 1,327,028.96 and 548,299.48 is: 756,579.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,709.36 : 1,327,028.96 = 548,299.48 : x
  2. Step 2: Convert to fraction form
    961,709.36/1,327,028.96 = 548,299.48/x
  3. Step 3: Cross multiply
    961,709.36x = 1,327,028.96 × 548,299.48
  4. Step 4: Simplify right side
    961,709.36x = 727,609,288,712.94
  5. Step 5: Solve for x
    x = 727,609,288,712.94/961,709.36
  6. Step 6: Final answer
    x = 756,579.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.