Home / 489,082.20-733,623.30-204,723.60

Finding the Fourth Proportional to 489,082.20, 733,623.30 and 204,723.60

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Solution

The fourth proportional to 489,082.20, 733,623.30 and 204,723.60 is: 307,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,082.20 : 733,623.30 = 204,723.60 : x
  2. Step 2: Convert to fraction form
    489,082.20/733,623.30 = 204,723.60/x
  3. Step 3: Cross multiply
    489,082.20x = 733,623.30 × 204,723.60
  4. Step 4: Simplify right side
    489,082.20x = 150,190,003,019.88
  5. Step 5: Solve for x
    x = 150,190,003,019.88/489,082.20
  6. Step 6: Final answer
    x = 307,085.40

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Similar ratio
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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.