Home / 558,636.24-770,911.56-303,983.04

Finding the Fourth Proportional to 558,636.24, 770,911.56 and 303,983.04

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Solution

The fourth proportional to 558,636.24, 770,911.56 and 303,983.04 is: 419,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,636.24 : 770,911.56 = 303,983.04 : x
  2. Step 2: Convert to fraction form
    558,636.24/770,911.56 = 303,983.04/x
  3. Step 3: Cross multiply
    558,636.24x = 770,911.56 × 303,983.04
  4. Step 4: Simplify right side
    558,636.24x = 234,344,039,579.94
  5. Step 5: Solve for x
    x = 234,344,039,579.94/558,636.24
  6. Step 6: Final answer
    x = 419,493.08

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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.