Home / 701,085.80-1,051,628.70-227,786.60

Finding the Fourth Proportional to 701,085.80, 1,051,628.70 and 227,786.60

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Solution

The fourth proportional to 701,085.80, 1,051,628.70 and 227,786.60 is: 341,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,085.80 : 1,051,628.70 = 227,786.60 : x
  2. Step 2: Convert to fraction form
    701,085.80/1,051,628.70 = 227,786.60/x
  3. Step 3: Cross multiply
    701,085.80x = 1,051,628.70 × 227,786.60
  4. Step 4: Simplify right side
    701,085.80x = 239,546,926,035.42
  5. Step 5: Solve for x
    x = 239,546,926,035.42/701,085.80
  6. Step 6: Final answer
    x = 341,679.90

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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.