Home / 791,980.62-1,092,926.66-447,884.11

Finding the Fourth Proportional to 791,980.62, 1,092,926.66 and 447,884.11

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Solution

The fourth proportional to 791,980.62, 1,092,926.66 and 447,884.11 is: 618,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,980.62 : 1,092,926.66 = 447,884.11 : x
  2. Step 2: Convert to fraction form
    791,980.62/1,092,926.66 = 447,884.11/x
  3. Step 3: Cross multiply
    791,980.62x = 1,092,926.66 × 447,884.11
  4. Step 4: Simplify right side
    791,980.62x = 489,504,478,648.07
  5. Step 5: Solve for x
    x = 489,504,478,648.07/791,980.62
  6. Step 6: Final answer
    x = 618,076.33

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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.