Home / 799,859.21-1,200,231.68-479,223.14

Finding the Fourth Proportional to 799,859.21, 1,200,231.68 and 479,223.14

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Solution

The fourth proportional to 799,859.21, 1,200,231.68 and 479,223.14 is: 719,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,859.21 : 1,200,231.68 = 479,223.14 : x
  2. Step 2: Convert to fraction form
    799,859.21/1,200,231.68 = 479,223.14/x
  3. Step 3: Cross multiply
    799,859.21x = 1,200,231.68 × 479,223.14
  4. Step 4: Simplify right side
    799,859.21x = 575,178,786,019.80
  5. Step 5: Solve for x
    x = 575,178,786,019.80/799,859.21
  6. Step 6: Final answer
    x = 719,100.04

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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.