Home / 449,601.56-674,735.22-212,944.94

Finding the Fourth Proportional to 449,601.56, 674,735.22 and 212,944.94

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Solution

The fourth proportional to 449,601.56, 674,735.22 and 212,944.94 is: 319,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,601.56 : 674,735.22 = 212,944.94 : x
  2. Step 2: Convert to fraction form
    449,601.56/674,735.22 = 212,944.94/x
  3. Step 3: Cross multiply
    449,601.56x = 674,735.22 × 212,944.94
  4. Step 4: Simplify right side
    449,601.56x = 143,681,452,625.63
  5. Step 5: Solve for x
    x = 143,681,452,625.63/449,601.56
  6. Step 6: Final answer
    x = 319,575.07

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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.