Home / 799,316.79-1,199,055.78-259,550.48

Finding the Fourth Proportional to 799,316.79, 1,199,055.78 and 259,550.48

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Solution

The fourth proportional to 799,316.79, 1,199,055.78 and 259,550.48 is: 389,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,316.79 : 1,199,055.78 = 259,550.48 : x
  2. Step 2: Convert to fraction form
    799,316.79/1,199,055.78 = 259,550.48/x
  3. Step 3: Cross multiply
    799,316.79x = 1,199,055.78 × 259,550.48
  4. Step 4: Simplify right side
    799,316.79x = 311,215,497,250.50
  5. Step 5: Solve for x
    x = 311,215,497,250.50/799,316.79
  6. Step 6: Final answer
    x = 389,351.88

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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.