Home / 477,329.47-658,738.34-296,099.79

Finding the Fourth Proportional to 477,329.47, 658,738.34 and 296,099.79

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Solution

The fourth proportional to 477,329.47, 658,738.34 and 296,099.79 is: 408,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,329.47 : 658,738.34 = 296,099.79 : x
  2. Step 2: Convert to fraction form
    477,329.47/658,738.34 = 296,099.79/x
  3. Step 3: Cross multiply
    477,329.47x = 658,738.34 × 296,099.79
  4. Step 4: Simplify right side
    477,329.47x = 195,052,284,138.95
  5. Step 5: Solve for x
    x = 195,052,284,138.95/477,329.47
  6. Step 6: Final answer
    x = 408,632.39

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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.