Home / 664,305.57-995,845.19-264,849.75

Finding the Fourth Proportional to 664,305.57, 995,845.19 and 264,849.75

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Solution

The fourth proportional to 664,305.57, 995,845.19 and 264,849.75 is: 397,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,305.57 : 995,845.19 = 264,849.75 : x
  2. Step 2: Convert to fraction form
    664,305.57/995,845.19 = 264,849.75/x
  3. Step 3: Cross multiply
    664,305.57x = 995,845.19 × 264,849.75
  4. Step 4: Simplify right side
    664,305.57x = 263,749,348,285.95
  5. Step 5: Solve for x
    x = 263,749,348,285.95/664,305.57
  6. Step 6: Final answer
    x = 397,030.16

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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.