Home / 412,183.68-567,842.40-387,383.10

Finding the Fourth Proportional to 412,183.68, 567,842.40 and 387,383.10

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Solution

The fourth proportional to 412,183.68, 567,842.40 and 387,383.10 is: 533,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,183.68 : 567,842.40 = 387,383.10 : x
  2. Step 2: Convert to fraction form
    412,183.68/567,842.40 = 387,383.10/x
  3. Step 3: Cross multiply
    412,183.68x = 567,842.40 × 387,383.10
  4. Step 4: Simplify right side
    412,183.68x = 219,972,549,223.44
  5. Step 5: Solve for x
    x = 219,972,549,223.44/412,183.68
  6. Step 6: Final answer
    x = 533,676.03

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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.