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Finding the Fourth Proportional to 248,885.40, 374,105.70 and 244,219.80

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Solution

The fourth proportional to 248,885.40, 374,105.70 and 244,219.80 is: 367,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,885.40 : 374,105.70 = 244,219.80 : x
  2. Step 2: Convert to fraction form
    248,885.40/374,105.70 = 244,219.80/x
  3. Step 3: Cross multiply
    248,885.40x = 374,105.70 × 244,219.80
  4. Step 4: Simplify right side
    248,885.40x = 91,364,019,232.86
  5. Step 5: Solve for x
    x = 91,364,019,232.86/248,885.40
  6. Step 6: Final answer
    x = 367,092.72

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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.