Home / 829,645.26-1,244,649.33-268,736.46

Finding the Fourth Proportional to 829,645.26, 1,244,649.33 and 268,736.46

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Solution

The fourth proportional to 829,645.26, 1,244,649.33 and 268,736.46 is: 403,163.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,645.26 : 1,244,649.33 = 268,736.46 : x
  2. Step 2: Convert to fraction form
    829,645.26/1,244,649.33 = 268,736.46/x
  3. Step 3: Cross multiply
    829,645.26x = 1,244,649.33 × 268,736.46
  4. Step 4: Simplify right side
    829,645.26x = 334,482,654,885.57
  5. Step 5: Solve for x
    x = 334,482,654,885.57/829,645.26
  6. Step 6: Final answer
    x = 403,163.46

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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.