Home / 1,135,286.82-1,702,514.70-376,990.74

Finding the Fourth Proportional to 1,135,286.82, 1,702,514.70 and 376,990.74

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Solution

The fourth proportional to 1,135,286.82, 1,702,514.70 and 376,990.74 is: 565,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,286.82 : 1,702,514.70 = 376,990.74 : x
  2. Step 2: Convert to fraction form
    1,135,286.82/1,702,514.70 = 376,990.74/x
  3. Step 3: Cross multiply
    1,135,286.82x = 1,702,514.70 × 376,990.74
  4. Step 4: Simplify right side
    1,135,286.82x = 641,832,276,613.88
  5. Step 5: Solve for x
    x = 641,832,276,613.88/1,135,286.82
  6. Step 6: Final answer
    x = 565,348.13

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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.