Home / 477,839.48-659,405.22-271,145.51

Finding the Fourth Proportional to 477,839.48, 659,405.22 and 271,145.51

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Solution

The fourth proportional to 477,839.48, 659,405.22 and 271,145.51 is: 374,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,839.48 : 659,405.22 = 271,145.51 : x
  2. Step 2: Convert to fraction form
    477,839.48/659,405.22 = 271,145.51/x
  3. Step 3: Cross multiply
    477,839.48x = 659,405.22 × 271,145.51
  4. Step 4: Simplify right side
    477,839.48x = 178,794,764,673.56
  5. Step 5: Solve for x
    x = 178,794,764,673.56/477,839.48
  6. Step 6: Final answer
    x = 374,173.28

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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.