Home / 774,738.88-1,162,183.84-301,462.72

Finding the Fourth Proportional to 774,738.88, 1,162,183.84 and 301,462.72

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Solution

The fourth proportional to 774,738.88, 1,162,183.84 and 301,462.72 is: 452,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,738.88 : 1,162,183.84 = 301,462.72 : x
  2. Step 2: Convert to fraction form
    774,738.88/1,162,183.84 = 301,462.72/x
  3. Step 3: Cross multiply
    774,738.88x = 1,162,183.84 × 301,462.72
  4. Step 4: Simplify right side
    774,738.88x = 350,355,101,546.45
  5. Step 5: Solve for x
    x = 350,355,101,546.45/774,738.88
  6. Step 6: Final answer
    x = 452,223.47

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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.