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Finding the Fourth Proportional to 316,349.52, 436,566.36 and 182,213.52

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Solution

The fourth proportional to 316,349.52, 436,566.36 and 182,213.52 is: 251,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,349.52 : 436,566.36 = 182,213.52 : x
  2. Step 2: Convert to fraction form
    316,349.52/436,566.36 = 182,213.52/x
  3. Step 3: Cross multiply
    316,349.52x = 436,566.36 × 182,213.52
  4. Step 4: Simplify right side
    316,349.52x = 79,548,293,169.19
  5. Step 5: Solve for x
    x = 79,548,293,169.19/316,349.52
  6. Step 6: Final answer
    x = 251,456.97

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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.