Home / 766,940.98-1,150,409.54-227,239.27

Finding the Fourth Proportional to 766,940.98, 1,150,409.54 and 227,239.27

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Solution

The fourth proportional to 766,940.98, 1,150,409.54 and 227,239.27 is: 340,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,940.98 : 1,150,409.54 = 227,239.27 : x
  2. Step 2: Convert to fraction form
    766,940.98/1,150,409.54 = 227,239.27/x
  3. Step 3: Cross multiply
    766,940.98x = 1,150,409.54 × 227,239.27
  4. Step 4: Simplify right side
    766,940.98x = 261,418,219,675.61
  5. Step 5: Solve for x
    x = 261,418,219,675.61/766,940.98
  6. Step 6: Final answer
    x = 340,858.33

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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.