Home / 846,998.88-1,270,230.66-278,286.60

Finding the Fourth Proportional to 846,998.88, 1,270,230.66 and 278,286.60

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Solution

The fourth proportional to 846,998.88, 1,270,230.66 and 278,286.60 is: 417,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,998.88 : 1,270,230.66 = 278,286.60 : x
  2. Step 2: Convert to fraction form
    846,998.88/1,270,230.66 = 278,286.60/x
  3. Step 3: Cross multiply
    846,998.88x = 1,270,230.66 × 278,286.60
  4. Step 4: Simplify right side
    846,998.88x = 353,488,171,587.16
  5. Step 5: Solve for x
    x = 353,488,171,587.16/846,998.88
  6. Step 6: Final answer
    x = 417,341.96

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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.