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Finding the Fourth Proportional to 294,668.96, 406,645.96 and 167,345.44

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Solution

The fourth proportional to 294,668.96, 406,645.96 and 167,345.44 is: 230,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,668.96 : 406,645.96 = 167,345.44 : x
  2. Step 2: Convert to fraction form
    294,668.96/406,645.96 = 167,345.44/x
  3. Step 3: Cross multiply
    294,668.96x = 406,645.96 × 167,345.44
  4. Step 4: Simplify right side
    294,668.96x = 68,050,347,100.42
  5. Step 5: Solve for x
    x = 68,050,347,100.42/294,668.96
  6. Step 6: Final answer
    x = 230,938.29

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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.