Home / 791,908.67-1,092,819.67-447,738.66

Finding the Fourth Proportional to 791,908.67, 1,092,819.67 and 447,738.66

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Solution

The fourth proportional to 791,908.67, 1,092,819.67 and 447,738.66 is: 617,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,908.67 : 1,092,819.67 = 447,738.66 : x
  2. Step 2: Convert to fraction form
    791,908.67/1,092,819.67 = 447,738.66/x
  3. Step 3: Cross multiply
    791,908.67x = 1,092,819.67 × 447,738.66
  4. Step 4: Simplify right side
    791,908.67x = 489,297,613,548.10
  5. Step 5: Solve for x
    x = 489,297,613,548.10/791,908.67
  6. Step 6: Final answer
    x = 617,871.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.