Home / 775,112.92-1,163,200.74-301,800.76

Finding the Fourth Proportional to 775,112.92, 1,163,200.74 and 301,800.76

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Solution

The fourth proportional to 775,112.92, 1,163,200.74 and 301,800.76 is: 452,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,112.92 : 1,163,200.74 = 301,800.76 : x
  2. Step 2: Convert to fraction form
    775,112.92/1,163,200.74 = 301,800.76/x
  3. Step 3: Cross multiply
    775,112.92x = 1,163,200.74 × 301,800.76
  4. Step 4: Simplify right side
    775,112.92x = 351,054,867,364.56
  5. Step 5: Solve for x
    x = 351,054,867,364.56/775,112.92
  6. Step 6: Final answer
    x = 452,908.03

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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.