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Finding the Fourth Proportional to 365,448.30, 504,474.12 and 222,254.34

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Solution

The fourth proportional to 365,448.30, 504,474.12 and 222,254.34 is: 306,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,448.30 : 504,474.12 = 222,254.34 : x
  2. Step 2: Convert to fraction form
    365,448.30/504,474.12 = 222,254.34/x
  3. Step 3: Cross multiply
    365,448.30x = 504,474.12 × 222,254.34
  4. Step 4: Simplify right side
    365,448.30x = 112,121,562,587.68
  5. Step 5: Solve for x
    x = 112,121,562,587.68/365,448.30
  6. Step 6: Final answer
    x = 306,805.54

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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.