Home / 775,323.96-1,162,761.30-301,903.80

Finding the Fourth Proportional to 775,323.96, 1,162,761.30 and 301,903.80

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Solution

The fourth proportional to 775,323.96, 1,162,761.30 and 301,903.80 is: 452,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,323.96 : 1,162,761.30 = 301,903.80 : x
  2. Step 2: Convert to fraction form
    775,323.96/1,162,761.30 = 301,903.80/x
  3. Step 3: Cross multiply
    775,323.96x = 1,162,761.30 × 301,903.80
  4. Step 4: Simplify right side
    775,323.96x = 351,042,054,962.94
  5. Step 5: Solve for x
    x = 351,042,054,962.94/775,323.96
  6. Step 6: Final answer
    x = 452,768.23

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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.