Home / 449,035.11-673,194.87-259,280.22

Finding the Fourth Proportional to 449,035.11, 673,194.87 and 259,280.22

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Solution

The fourth proportional to 449,035.11, 673,194.87 and 259,280.22 is: 388,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,035.11 : 673,194.87 = 259,280.22 : x
  2. Step 2: Convert to fraction form
    449,035.11/673,194.87 = 259,280.22/x
  3. Step 3: Cross multiply
    449,035.11x = 673,194.87 × 259,280.22
  4. Step 4: Simplify right side
    449,035.11x = 174,546,113,996.47
  5. Step 5: Solve for x
    x = 174,546,113,996.47/449,035.11
  6. Step 6: Final answer
    x = 388,713.73

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1.5x scale

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.