Home / 385,581.48-579,260.22-273,539.88

Finding the Fourth Proportional to 385,581.48, 579,260.22 and 273,539.88

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Solution

The fourth proportional to 385,581.48, 579,260.22 and 273,539.88 is: 410,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,581.48 : 579,260.22 = 273,539.88 : x
  2. Step 2: Convert to fraction form
    385,581.48/579,260.22 = 273,539.88/x
  3. Step 3: Cross multiply
    385,581.48x = 579,260.22 × 273,539.88
  4. Step 4: Simplify right side
    385,581.48x = 158,450,771,067.57
  5. Step 5: Solve for x
    x = 158,450,771,067.57/385,581.48
  6. Step 6: Final answer
    x = 410,939.79

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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.