Home / 775,945.64-1,070,198.35-504,101.12

Finding the Fourth Proportional to 775,945.64, 1,070,198.35 and 504,101.12

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Solution

The fourth proportional to 775,945.64, 1,070,198.35 and 504,101.12 is: 695,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,945.64 : 1,070,198.35 = 504,101.12 : x
  2. Step 2: Convert to fraction form
    775,945.64/1,070,198.35 = 504,101.12/x
  3. Step 3: Cross multiply
    775,945.64x = 1,070,198.35 × 504,101.12
  4. Step 4: Simplify right side
    775,945.64x = 539,488,186,857.15
  5. Step 5: Solve for x
    x = 539,488,186,857.15/775,945.64
  6. Step 6: Final answer
    x = 695,265.44

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Double scale
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1.5x scale

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.