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Finding the Fourth Proportional to 339,147.01, 508,333.53 and 136,613.41

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Solution

The fourth proportional to 339,147.01, 508,333.53 and 136,613.41 is: 204,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,147.01 : 508,333.53 = 136,613.41 : x
  2. Step 2: Convert to fraction form
    339,147.01/508,333.53 = 136,613.41/x
  3. Step 3: Cross multiply
    339,147.01x = 508,333.53 × 136,613.41
  4. Step 4: Simplify right side
    339,147.01x = 69,445,176,950.64
  5. Step 5: Solve for x
    x = 69,445,176,950.64/339,147.01
  6. Step 6: Final answer
    x = 204,764.23

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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.