Home / 443,243.50-664,865.25-110,819.50

Finding the Fourth Proportional to 443,243.50, 664,865.25 and 110,819.50

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Solution

The fourth proportional to 443,243.50, 664,865.25 and 110,819.50 is: 166,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,243.50 : 664,865.25 = 110,819.50 : x
  2. Step 2: Convert to fraction form
    443,243.50/664,865.25 = 110,819.50/x
  3. Step 3: Cross multiply
    443,243.50x = 664,865.25 × 110,819.50
  4. Step 4: Simplify right side
    443,243.50x = 73,680,034,572.38
  5. Step 5: Solve for x
    x = 73,680,034,572.38/443,243.50
  6. Step 6: Final answer
    x = 166,229.25

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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.