Home / 775,111.92-1,163,199.24-301,799.76

Finding the Fourth Proportional to 775,111.92, 1,163,199.24 and 301,799.76

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Solution

The fourth proportional to 775,111.92, 1,163,199.24 and 301,799.76 is: 452,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,111.92 : 1,163,199.24 = 301,799.76 : x
  2. Step 2: Convert to fraction form
    775,111.92/1,163,199.24 = 301,799.76/x
  3. Step 3: Cross multiply
    775,111.92x = 1,163,199.24 × 301,799.76
  4. Step 4: Simplify right side
    775,111.92x = 351,053,251,464.18
  5. Step 5: Solve for x
    x = 351,053,251,464.18/775,111.92
  6. Step 6: Final answer
    x = 452,906.53

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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.