Home / 728,946.37-1,093,414.92-248,942.58

Finding the Fourth Proportional to 728,946.37, 1,093,414.92 and 248,942.58

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Solution

The fourth proportional to 728,946.37, 1,093,414.92 and 248,942.58 is: 373,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,946.37 : 1,093,414.92 = 248,942.58 : x
  2. Step 2: Convert to fraction form
    728,946.37/1,093,414.92 = 248,942.58/x
  3. Step 3: Cross multiply
    728,946.37x = 1,093,414.92 × 248,942.58
  4. Step 4: Simplify right side
    728,946.37x = 272,197,531,195.29
  5. Step 5: Solve for x
    x = 272,197,531,195.29/728,946.37
  6. Step 6: Final answer
    x = 373,412.29

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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.