Home / 558,229.92-770,350.06-303,575.64

Finding the Fourth Proportional to 558,229.92, 770,350.06 and 303,575.64

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Solution

The fourth proportional to 558,229.92, 770,350.06 and 303,575.64 is: 418,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,229.92 : 770,350.06 = 303,575.64 : x
  2. Step 2: Convert to fraction form
    558,229.92/770,350.06 = 303,575.64/x
  3. Step 3: Cross multiply
    558,229.92x = 770,350.06 × 303,575.64
  4. Step 4: Simplify right side
    558,229.92x = 233,859,512,488.54
  5. Step 5: Solve for x
    x = 233,859,512,488.54/558,229.92
  6. Step 6: Final answer
    x = 418,930.45

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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.