Home / 412,229.03-568,874.79-228,479.32

Finding the Fourth Proportional to 412,229.03, 568,874.79 and 228,479.32

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Solution

The fourth proportional to 412,229.03, 568,874.79 and 228,479.32 is: 315,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,229.03 : 568,874.79 = 228,479.32 : x
  2. Step 2: Convert to fraction form
    412,229.03/568,874.79 = 228,479.32/x
  3. Step 3: Cross multiply
    412,229.03x = 568,874.79 × 228,479.32
  4. Step 4: Simplify right side
    412,229.03x = 129,976,125,184.34
  5. Step 5: Solve for x
    x = 129,976,125,184.34/412,229.03
  6. Step 6: Final answer
    x = 315,300.76

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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.