Home / 800,375.99-1,200,566.01-327,061.40

Finding the Fourth Proportional to 800,375.99, 1,200,566.01 and 327,061.40

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Solution

The fourth proportional to 800,375.99, 1,200,566.01 and 327,061.40 is: 490,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,375.99 : 1,200,566.01 = 327,061.40 : x
  2. Step 2: Convert to fraction form
    800,375.99/1,200,566.01 = 327,061.40/x
  3. Step 3: Cross multiply
    800,375.99x = 1,200,566.01 × 327,061.40
  4. Step 4: Simplify right side
    800,375.99x = 392,658,794,020.18
  5. Step 5: Solve for x
    x = 392,658,794,020.18/800,375.99
  6. Step 6: Final answer
    x = 490,592.92

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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.