Home / 477,730.69-659,193.07-273,742.39

Finding the Fourth Proportional to 477,730.69, 659,193.07 and 273,742.39

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Solution

The fourth proportional to 477,730.69, 659,193.07 and 273,742.39 is: 377,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,730.69 : 659,193.07 = 273,742.39 : x
  2. Step 2: Convert to fraction form
    477,730.69/659,193.07 = 273,742.39/x
  3. Step 3: Cross multiply
    477,730.69x = 659,193.07 × 273,742.39
  4. Step 4: Simplify right side
    477,730.69x = 180,449,086,453.24
  5. Step 5: Solve for x
    x = 180,449,086,453.24/477,730.69
  6. Step 6: Final answer
    x = 377,721.36

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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.