Home / 673,789.70-1,010,684.55-274,224.80

Finding the Fourth Proportional to 673,789.70, 1,010,684.55 and 274,224.80

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Solution

The fourth proportional to 673,789.70, 1,010,684.55 and 274,224.80 is: 411,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,789.70 : 1,010,684.55 = 274,224.80 : x
  2. Step 2: Convert to fraction form
    673,789.70/1,010,684.55 = 274,224.80/x
  3. Step 3: Cross multiply
    673,789.70x = 1,010,684.55 × 274,224.80
  4. Step 4: Simplify right side
    673,789.70x = 277,154,768,586.84
  5. Step 5: Solve for x
    x = 277,154,768,586.84/673,789.70
  6. Step 6: Final answer
    x = 411,337.20

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Half scale
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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.