Home / 332,982.56-499,390.70-130,619.79

Finding the Fourth Proportional to 332,982.56, 499,390.70 and 130,619.79

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Solution

The fourth proportional to 332,982.56, 499,390.70 and 130,619.79 is: 195,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,982.56 : 499,390.70 = 130,619.79 : x
  2. Step 2: Convert to fraction form
    332,982.56/499,390.70 = 130,619.79/x
  3. Step 3: Cross multiply
    332,982.56x = 499,390.70 × 130,619.79
  4. Step 4: Simplify right side
    332,982.56x = 65,230,307,708.85
  5. Step 5: Solve for x
    x = 65,230,307,708.85/332,982.56
  6. Step 6: Final answer
    x = 195,897.07

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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.