Home / 941,135.82-1,410,910.03-408,255.42

Finding the Fourth Proportional to 941,135.82, 1,410,910.03 and 408,255.42

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Solution

The fourth proportional to 941,135.82, 1,410,910.03 and 408,255.42 is: 612,038.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,135.82 : 1,410,910.03 = 408,255.42 : x
  2. Step 2: Convert to fraction form
    941,135.82/1,410,910.03 = 408,255.42/x
  3. Step 3: Cross multiply
    941,135.82x = 1,410,910.03 × 408,255.42
  4. Step 4: Simplify right side
    941,135.82x = 576,011,666,879.86
  5. Step 5: Solve for x
    x = 576,011,666,879.86/941,135.82
  6. Step 6: Final answer
    x = 612,038.83

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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.