Home / 673,791.60-1,010,687.40-483,850.65

Finding the Fourth Proportional to 673,791.60, 1,010,687.40 and 483,850.65

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Solution

The fourth proportional to 673,791.60, 1,010,687.40 and 483,850.65 is: 725,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,791.60 : 1,010,687.40 = 483,850.65 : x
  2. Step 2: Convert to fraction form
    673,791.60/1,010,687.40 = 483,850.65/x
  3. Step 3: Cross multiply
    673,791.60x = 1,010,687.40 × 483,850.65
  4. Step 4: Simplify right side
    673,791.60x = 489,021,755,436.81
  5. Step 5: Solve for x
    x = 489,021,755,436.81/673,791.60
  6. Step 6: Final answer
    x = 725,775.98

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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.