Home / 276,128.88-413,586.20-228,200.80

Finding the Fourth Proportional to 276,128.88, 413,586.20 and 228,200.80

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Solution

The fourth proportional to 276,128.88, 413,586.20 and 228,200.80 is: 341,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,128.88 : 413,586.20 = 228,200.80 : x
  2. Step 2: Convert to fraction form
    276,128.88/413,586.20 = 228,200.80/x
  3. Step 3: Cross multiply
    276,128.88x = 413,586.20 × 228,200.80
  4. Step 4: Simplify right side
    276,128.88x = 94,380,701,708.96
  5. Step 5: Solve for x
    x = 94,380,701,708.96/276,128.88
  6. Step 6: Final answer
    x = 341,799.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.