Home / 673,579.70-1,010,369.55-274,014.80

Finding the Fourth Proportional to 673,579.70, 1,010,369.55 and 274,014.80

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Solution

The fourth proportional to 673,579.70, 1,010,369.55 and 274,014.80 is: 411,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,579.70 : 1,010,369.55 = 274,014.80 : x
  2. Step 2: Convert to fraction form
    673,579.70/1,010,369.55 = 274,014.80/x
  3. Step 3: Cross multiply
    673,579.70x = 1,010,369.55 × 274,014.80
  4. Step 4: Simplify right side
    673,579.70x = 276,856,210,169.34
  5. Step 5: Solve for x
    x = 276,856,210,169.34/673,579.70
  6. Step 6: Final answer
    x = 411,022.20

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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.