Home / 324,500.35-447,519.59-270,232.22

Finding the Fourth Proportional to 324,500.35, 447,519.59 and 270,232.22

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Solution

The fourth proportional to 324,500.35, 447,519.59 and 270,232.22 is: 372,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,500.35 : 447,519.59 = 270,232.22 : x
  2. Step 2: Convert to fraction form
    324,500.35/447,519.59 = 270,232.22/x
  3. Step 3: Cross multiply
    324,500.35x = 447,519.59 × 270,232.22
  4. Step 4: Simplify right side
    324,500.35x = 120,934,211,322.93
  5. Step 5: Solve for x
    x = 120,934,211,322.93/324,500.35
  6. Step 6: Final answer
    x = 372,678.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.