Home / 673,872.70-1,010,517.45-274,380.70

Finding the Fourth Proportional to 673,872.70, 1,010,517.45 and 274,380.70

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Solution

The fourth proportional to 673,872.70, 1,010,517.45 and 274,380.70 is: 411,452.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,872.70 : 1,010,517.45 = 274,380.70 : x
  2. Step 2: Convert to fraction form
    673,872.70/1,010,517.45 = 274,380.70/x
  3. Step 3: Cross multiply
    673,872.70x = 1,010,517.45 × 274,380.70
  4. Step 4: Simplify right side
    673,872.70x = 277,266,485,293.22
  5. Step 5: Solve for x
    x = 277,266,485,293.22/673,872.70
  6. Step 6: Final answer
    x = 411,452.32

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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.