Home / 847,101.44-1,270,279.16-397,949.96

Finding the Fourth Proportional to 847,101.44, 1,270,279.16 and 397,949.96

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Solution

The fourth proportional to 847,101.44, 1,270,279.16 and 397,949.96 is: 596,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,101.44 : 1,270,279.16 = 397,949.96 : x
  2. Step 2: Convert to fraction form
    847,101.44/1,270,279.16 = 397,949.96/x
  3. Step 3: Cross multiply
    847,101.44x = 1,270,279.16 × 397,949.96
  4. Step 4: Simplify right side
    847,101.44x = 505,507,543,589.09
  5. Step 5: Solve for x
    x = 505,507,543,589.09/847,101.44
  6. Step 6: Final answer
    x = 596,749.71

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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.