Home / 695,183.58-1,042,394.39-215,278.16

Finding the Fourth Proportional to 695,183.58, 1,042,394.39 and 215,278.16

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Solution

The fourth proportional to 695,183.58, 1,042,394.39 and 215,278.16 is: 322,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,183.58 : 1,042,394.39 = 215,278.16 : x
  2. Step 2: Convert to fraction form
    695,183.58/1,042,394.39 = 215,278.16/x
  3. Step 3: Cross multiply
    695,183.58x = 1,042,394.39 × 215,278.16
  4. Step 4: Simplify right side
    695,183.58x = 224,404,740,792.45
  5. Step 5: Solve for x
    x = 224,404,740,792.45/695,183.58
  6. Step 6: Final answer
    x = 322,799.25

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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.