Home / 382,022.70-572,615.55-192,180.30

Finding the Fourth Proportional to 382,022.70, 572,615.55 and 192,180.30

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Solution

The fourth proportional to 382,022.70, 572,615.55 and 192,180.30 is: 288,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,022.70 : 572,615.55 = 192,180.30 : x
  2. Step 2: Convert to fraction form
    382,022.70/572,615.55 = 192,180.30/x
  3. Step 3: Cross multiply
    382,022.70x = 572,615.55 × 192,180.30
  4. Step 4: Simplify right side
    382,022.70x = 110,045,428,183.67
  5. Step 5: Solve for x
    x = 110,045,428,183.67/382,022.70
  6. Step 6: Final answer
    x = 288,059.92

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1.5x scale

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.