Home / 477,977.22-659,603.25-263,112.57

Finding the Fourth Proportional to 477,977.22, 659,603.25 and 263,112.57

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Solution

The fourth proportional to 477,977.22, 659,603.25 and 263,112.57 is: 363,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,977.22 : 659,603.25 = 263,112.57 : x
  2. Step 2: Convert to fraction form
    477,977.22/659,603.25 = 263,112.57/x
  3. Step 3: Cross multiply
    477,977.22x = 659,603.25 × 263,112.57
  4. Step 4: Simplify right side
    477,977.22x = 173,549,906,287.85
  5. Step 5: Solve for x
    x = 173,549,906,287.85/477,977.22
  6. Step 6: Final answer
    x = 363,092.42

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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.