Home / 1,022,778.91-1,534,189.97-264,636.55

Finding the Fourth Proportional to 1,022,778.91, 1,534,189.97 and 264,636.55

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Solution

The fourth proportional to 1,022,778.91, 1,534,189.97 and 264,636.55 is: 396,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,778.91 : 1,534,189.97 = 264,636.55 : x
  2. Step 2: Convert to fraction form
    1,022,778.91/1,534,189.97 = 264,636.55/x
  3. Step 3: Cross multiply
    1,022,778.91x = 1,534,189.97 × 264,636.55
  4. Step 4: Simplify right side
    1,022,778.91x = 406,002,740,705.40
  5. Step 5: Solve for x
    x = 406,002,740,705.40/1,022,778.91
  6. Step 6: Final answer
    x = 396,960.42

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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.