Home / 479,914.92-662,255.33-275,933.43

Finding the Fourth Proportional to 479,914.92, 662,255.33 and 275,933.43

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Solution

The fourth proportional to 479,914.92, 662,255.33 and 275,933.43 is: 380,772.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,914.92 : 662,255.33 = 275,933.43 : x
  2. Step 2: Convert to fraction form
    479,914.92/662,255.33 = 275,933.43/x
  3. Step 3: Cross multiply
    479,914.92x = 662,255.33 × 275,933.43
  4. Step 4: Simplify right side
    479,914.92x = 182,738,383,363.02
  5. Step 5: Solve for x
    x = 182,738,383,363.02/479,914.92
  6. Step 6: Final answer
    x = 380,772.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.