Home / 790,043.22-1,184,853.42-221,392.44

Finding the Fourth Proportional to 790,043.22, 1,184,853.42 and 221,392.44

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Solution

The fourth proportional to 790,043.22, 1,184,853.42 and 221,392.44 is: 332,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,043.22 : 1,184,853.42 = 221,392.44 : x
  2. Step 2: Convert to fraction form
    790,043.22/1,184,853.42 = 221,392.44/x
  3. Step 3: Cross multiply
    790,043.22x = 1,184,853.42 × 221,392.44
  4. Step 4: Simplify right side
    790,043.22x = 262,317,589,696.15
  5. Step 5: Solve for x
    x = 262,317,589,696.15/790,043.22
  6. Step 6: Final answer
    x = 332,029.42

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Double scale
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Similar ratio
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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.