Home / 394,330.82-591,496.20-94,811.36

Finding the Fourth Proportional to 394,330.82, 591,496.20 and 94,811.36

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Solution

The fourth proportional to 394,330.82, 591,496.20 and 94,811.36 is: 142,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,330.82 : 591,496.20 = 94,811.36 : x
  2. Step 2: Convert to fraction form
    394,330.82/591,496.20 = 94,811.36/x
  3. Step 3: Cross multiply
    394,330.82x = 591,496.20 × 94,811.36
  4. Step 4: Simplify right side
    394,330.82x = 56,080,556,199.35
  5. Step 5: Solve for x
    x = 56,080,556,199.35/394,330.82
  6. Step 6: Final answer
    x = 142,217.03

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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.