Home / 329,922.60-494,786.70-130,176.60

Finding the Fourth Proportional to 329,922.60, 494,786.70 and 130,176.60

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Solution

The fourth proportional to 329,922.60, 494,786.70 and 130,176.60 is: 195,226.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,922.60 : 494,786.70 = 130,176.60 : x
  2. Step 2: Convert to fraction form
    329,922.60/494,786.70 = 130,176.60/x
  3. Step 3: Cross multiply
    329,922.60x = 494,786.70 × 130,176.60
  4. Step 4: Simplify right side
    329,922.60x = 64,409,650,331.22
  5. Step 5: Solve for x
    x = 64,409,650,331.22/329,922.60
  6. Step 6: Final answer
    x = 195,226.55

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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.