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Finding the Fourth Proportional to 403,091.82, 603,308.97 and 222,900.06

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Solution

The fourth proportional to 403,091.82, 603,308.97 and 222,900.06 is: 333,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,091.82 : 603,308.97 = 222,900.06 : x
  2. Step 2: Convert to fraction form
    403,091.82/603,308.97 = 222,900.06/x
  3. Step 3: Cross multiply
    403,091.82x = 603,308.97 × 222,900.06
  4. Step 4: Simplify right side
    403,091.82x = 134,477,605,611.54
  5. Step 5: Solve for x
    x = 134,477,605,611.54/403,091.82
  6. Step 6: Final answer
    x = 333,615.32

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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.