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Finding the Fourth Proportional to 644,675.52, 967,116.96 and 270,805.44

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Solution

The fourth proportional to 644,675.52, 967,116.96 and 270,805.44 is: 406,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,675.52 : 967,116.96 = 270,805.44 : x
  2. Step 2: Convert to fraction form
    644,675.52/967,116.96 = 270,805.44/x
  3. Step 3: Cross multiply
    644,675.52x = 967,116.96 × 270,805.44
  4. Step 4: Simplify right side
    644,675.52x = 261,900,533,884.26
  5. Step 5: Solve for x
    x = 261,900,533,884.26/644,675.52
  6. Step 6: Final answer
    x = 406,251.71

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1.5x scale

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.