Home / 558,494.20-770,725.34-303,847.21

Finding the Fourth Proportional to 558,494.20, 770,725.34 and 303,847.21

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Solution

The fourth proportional to 558,494.20, 770,725.34 and 303,847.21 is: 419,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,494.20 : 770,725.34 = 303,847.21 : x
  2. Step 2: Convert to fraction form
    558,494.20/770,725.34 = 303,847.21/x
  3. Step 3: Cross multiply
    558,494.20x = 770,725.34 × 303,847.21
  4. Step 4: Simplify right side
    558,494.20x = 234,182,744,235.30
  5. Step 5: Solve for x
    x = 234,182,744,235.30/558,494.20
  6. Step 6: Final answer
    x = 419,310.97

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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.