Home / 324,850.40-486,757.20-271,973.60

Finding the Fourth Proportional to 324,850.40, 486,757.20 and 271,973.60

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Solution

The fourth proportional to 324,850.40, 486,757.20 and 271,973.60 is: 407,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,850.40 : 486,757.20 = 271,973.60 : x
  2. Step 2: Convert to fraction form
    324,850.40/486,757.20 = 271,973.60/x
  3. Step 3: Cross multiply
    324,850.40x = 486,757.20 × 271,973.60
  4. Step 4: Simplify right side
    324,850.40x = 132,385,108,009.92
  5. Step 5: Solve for x
    x = 132,385,108,009.92/324,850.40
  6. Step 6: Final answer
    x = 407,526.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.