Home / 336,660.45-504,757.40-126,241.89

Finding the Fourth Proportional to 336,660.45, 504,757.40 and 126,241.89

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Solution

The fourth proportional to 336,660.45, 504,757.40 and 126,241.89 is: 189,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,660.45 : 504,757.40 = 126,241.89 : x
  2. Step 2: Convert to fraction form
    336,660.45/504,757.40 = 126,241.89/x
  3. Step 3: Cross multiply
    336,660.45x = 504,757.40 × 126,241.89
  4. Step 4: Simplify right side
    336,660.45x = 63,721,527,536.28
  5. Step 5: Solve for x
    x = 63,721,527,536.28/336,660.45
  6. Step 6: Final answer
    x = 189,275.36

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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.