Home / 802,656.41-1,204,109.15-270,135.88

Finding the Fourth Proportional to 802,656.41, 1,204,109.15 and 270,135.88

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Solution

The fourth proportional to 802,656.41, 1,204,109.15 and 270,135.88 is: 405,245.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,656.41 : 1,204,109.15 = 270,135.88 : x
  2. Step 2: Convert to fraction form
    802,656.41/1,204,109.15 = 270,135.88/x
  3. Step 3: Cross multiply
    802,656.41x = 1,204,109.15 × 270,135.88
  4. Step 4: Simplify right side
    802,656.41x = 325,273,080,490.35
  5. Step 5: Solve for x
    x = 325,273,080,490.35/802,656.41
  6. Step 6: Final answer
    x = 405,245.73

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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.