Home / 799,315.96-1,199,054.64-259,549.67

Finding the Fourth Proportional to 799,315.96, 1,199,054.64 and 259,549.67

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Solution

The fourth proportional to 799,315.96, 1,199,054.64 and 259,549.67 is: 389,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,315.96 : 1,199,054.64 = 259,549.67 : x
  2. Step 2: Convert to fraction form
    799,315.96/1,199,054.64 = 259,549.67/x
  3. Step 3: Cross multiply
    799,315.96x = 1,199,054.64 × 259,549.67
  4. Step 4: Simplify right side
    799,315.96x = 311,214,230,128.70
  5. Step 5: Solve for x
    x = 311,214,230,128.70/799,315.96
  6. Step 6: Final answer
    x = 389,350.70

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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.