Home / 1,100,043.88-1,650,067.12-301,332.30

Finding the Fourth Proportional to 1,100,043.88, 1,650,067.12 and 301,332.30

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Solution

The fourth proportional to 1,100,043.88, 1,650,067.12 and 301,332.30 is: 451,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,043.88 : 1,650,067.12 = 301,332.30 : x
  2. Step 2: Convert to fraction form
    1,100,043.88/1,650,067.12 = 301,332.30/x
  3. Step 3: Cross multiply
    1,100,043.88x = 1,650,067.12 × 301,332.30
  4. Step 4: Simplify right side
    1,100,043.88x = 497,218,520,423.98
  5. Step 5: Solve for x
    x = 497,218,520,423.98/1,100,043.88
  6. Step 6: Final answer
    x = 451,998.81

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Double scale
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Similar ratio
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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.