Home / 979,699.91-1,469,604.56-305,874.27

Finding the Fourth Proportional to 979,699.91, 1,469,604.56 and 305,874.27

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Solution

The fourth proportional to 979,699.91, 1,469,604.56 and 305,874.27 is: 458,828.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,699.91 : 1,469,604.56 = 305,874.27 : x
  2. Step 2: Convert to fraction form
    979,699.91/1,469,604.56 = 305,874.27/x
  3. Step 3: Cross multiply
    979,699.91x = 1,469,604.56 × 305,874.27
  4. Step 4: Simplify right side
    979,699.91x = 449,514,220,449.30
  5. Step 5: Solve for x
    x = 449,514,220,449.30/979,699.91
  6. Step 6: Final answer
    x = 458,828.48

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1.5x scale

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.