Home / 721,052.54-1,081,496.19-188,624.96

Finding the Fourth Proportional to 721,052.54, 1,081,496.19 and 188,624.96

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Solution

The fourth proportional to 721,052.54, 1,081,496.19 and 188,624.96 is: 282,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,052.54 : 1,081,496.19 = 188,624.96 : x
  2. Step 2: Convert to fraction form
    721,052.54/1,081,496.19 = 188,624.96/x
  3. Step 3: Cross multiply
    721,052.54x = 1,081,496.19 × 188,624.96
  4. Step 4: Simplify right side
    721,052.54x = 203,997,175,578.90
  5. Step 5: Solve for x
    x = 203,997,175,578.90/721,052.54
  6. Step 6: Final answer
    x = 282,915.83

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Similar ratio
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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.