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Finding the Fourth Proportional to 325,062.44, 448,586.16 and 211,885.19

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Solution

The fourth proportional to 325,062.44, 448,586.16 and 211,885.19 is: 292,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,062.44 : 448,586.16 = 211,885.19 : x
  2. Step 2: Convert to fraction form
    325,062.44/448,586.16 = 211,885.19/x
  3. Step 3: Cross multiply
    325,062.44x = 448,586.16 × 211,885.19
  4. Step 4: Simplify right side
    325,062.44x = 95,048,763,742.97
  5. Step 5: Solve for x
    x = 95,048,763,742.97/325,062.44
  6. Step 6: Final answer
    x = 292,401.56

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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.