Home / 247,991.22-339,998.88-243,507.19

Finding the Fourth Proportional to 247,991.22, 339,998.88 and 243,507.19

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Solution

The fourth proportional to 247,991.22, 339,998.88 and 243,507.19 is: 333,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,991.22 : 339,998.88 = 243,507.19 : x
  2. Step 2: Convert to fraction form
    247,991.22/339,998.88 = 243,507.19/x
  3. Step 3: Cross multiply
    247,991.22x = 339,998.88 × 243,507.19
  4. Step 4: Simplify right side
    247,991.22x = 82,792,170,589.06
  5. Step 5: Solve for x
    x = 82,792,170,589.06/247,991.22
  6. Step 6: Final answer
    x = 333,851.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.