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Finding the Fourth Proportional to 344,070.59, 515,523.49 and 210,672.29

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Solution

The fourth proportional to 344,070.59, 515,523.49 and 210,672.29 is: 315,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,070.59 : 515,523.49 = 210,672.29 : x
  2. Step 2: Convert to fraction form
    344,070.59/515,523.49 = 210,672.29/x
  3. Step 3: Cross multiply
    344,070.59x = 515,523.49 × 210,672.29
  4. Step 4: Simplify right side
    344,070.59x = 108,606,514,949.22
  5. Step 5: Solve for x
    x = 108,606,514,949.22/344,070.59
  6. Step 6: Final answer
    x = 315,651.84

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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.