Home / 558,493.20-770,723.96-303,846.21

Finding the Fourth Proportional to 558,493.20, 770,723.96 and 303,846.21

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Solution

The fourth proportional to 558,493.20, 770,723.96 and 303,846.21 is: 419,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,493.20 : 770,723.96 = 303,846.21 : x
  2. Step 2: Convert to fraction form
    558,493.20/770,723.96 = 303,846.21/x
  3. Step 3: Cross multiply
    558,493.20x = 770,723.96 × 303,846.21
  4. Step 4: Simplify right side
    558,493.20x = 234,181,554,202.19
  5. Step 5: Solve for x
    x = 234,181,554,202.19/558,493.20
  6. Step 6: Final answer
    x = 419,309.59

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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.