Home / 549,000.38-823,166.85-228,765.26

Finding the Fourth Proportional to 549,000.38, 823,166.85 and 228,765.26

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Solution

The fourth proportional to 549,000.38, 823,166.85 and 228,765.26 is: 343,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,000.38 : 823,166.85 = 228,765.26 : x
  2. Step 2: Convert to fraction form
    549,000.38/823,166.85 = 228,765.26/x
  3. Step 3: Cross multiply
    549,000.38x = 823,166.85 × 228,765.26
  4. Step 4: Simplify right side
    549,000.38x = 188,311,981,379.42
  5. Step 5: Solve for x
    x = 188,311,981,379.42/549,000.38
  6. Step 6: Final answer
    x = 343,008.83

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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.