Home / 298,133.48-447,388.80-270,110.06

Finding the Fourth Proportional to 298,133.48, 447,388.80 and 270,110.06

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Solution

The fourth proportional to 298,133.48, 447,388.80 and 270,110.06 is: 405,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,133.48 : 447,388.80 = 270,110.06 : x
  2. Step 2: Convert to fraction form
    298,133.48/447,388.80 = 270,110.06/x
  3. Step 3: Cross multiply
    298,133.48x = 447,388.80 × 270,110.06
  4. Step 4: Simplify right side
    298,133.48x = 120,844,215,611.33
  5. Step 5: Solve for x
    x = 120,844,215,611.33/298,133.48
  6. Step 6: Final answer
    x = 405,335.94

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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.