Home / 367,663.22-551,961.48-312,609.14

Finding the Fourth Proportional to 367,663.22, 551,961.48 and 312,609.14

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Solution

The fourth proportional to 367,663.22, 551,961.48 and 312,609.14 is: 469,310.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,663.22 : 551,961.48 = 312,609.14 : x
  2. Step 2: Convert to fraction form
    367,663.22/551,961.48 = 312,609.14/x
  3. Step 3: Cross multiply
    367,663.22x = 551,961.48 × 312,609.14
  4. Step 4: Simplify right side
    367,663.22x = 172,548,203,575.93
  5. Step 5: Solve for x
    x = 172,548,203,575.93/367,663.22
  6. Step 6: Final answer
    x = 469,310.48

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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.