Home / 825,331.53-1,237,914.30-226,352.91

Finding the Fourth Proportional to 825,331.53, 1,237,914.30 and 226,352.91

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Solution

The fourth proportional to 825,331.53, 1,237,914.30 and 226,352.91 is: 339,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,331.53 : 1,237,914.30 = 226,352.91 : x
  2. Step 2: Convert to fraction form
    825,331.53/1,237,914.30 = 226,352.91/x
  3. Step 3: Cross multiply
    825,331.53x = 1,237,914.30 × 226,352.91
  4. Step 4: Simplify right side
    825,331.53x = 280,205,504,135.61
  5. Step 5: Solve for x
    x = 280,205,504,135.61/825,331.53
  6. Step 6: Final answer
    x = 339,506.60

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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.