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Finding the Fourth Proportional to 884,536.88, 1,326,805.31 and 253,450.69

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Solution

The fourth proportional to 884,536.88, 1,326,805.31 and 253,450.69 is: 380,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,536.88 : 1,326,805.31 = 253,450.69 : x
  2. Step 2: Convert to fraction form
    884,536.88/1,326,805.31 = 253,450.69/x
  3. Step 3: Cross multiply
    884,536.88x = 1,326,805.31 × 253,450.69
  4. Step 4: Simplify right side
    884,536.88x = 336,279,718,631.78
  5. Step 5: Solve for x
    x = 336,279,718,631.78/884,536.88
  6. Step 6: Final answer
    x = 380,176.03

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Similar ratio
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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.