Home / 664,060.60-995,961.30-214,672.60

Finding the Fourth Proportional to 664,060.60, 995,961.30 and 214,672.60

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Solution

The fourth proportional to 664,060.60, 995,961.30 and 214,672.60 is: 321,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,060.60 : 995,961.30 = 214,672.60 : x
  2. Step 2: Convert to fraction form
    664,060.60/995,961.30 = 214,672.60/x
  3. Step 3: Cross multiply
    664,060.60x = 995,961.30 × 214,672.60
  4. Step 4: Simplify right side
    664,060.60x = 213,805,601,770.38
  5. Step 5: Solve for x
    x = 213,805,601,770.38/664,060.60
  6. Step 6: Final answer
    x = 321,967.00

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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.