Home / 721,469.96-1,082,352.54-248,093.84

Finding the Fourth Proportional to 721,469.96, 1,082,352.54 and 248,093.84

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Solution

The fourth proportional to 721,469.96, 1,082,352.54 and 248,093.84 is: 372,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,469.96 : 1,082,352.54 = 248,093.84 : x
  2. Step 2: Convert to fraction form
    721,469.96/1,082,352.54 = 248,093.84/x
  3. Step 3: Cross multiply
    721,469.96x = 1,082,352.54 × 248,093.84
  4. Step 4: Simplify right side
    721,469.96x = 268,524,992,470.59
  5. Step 5: Solve for x
    x = 268,524,992,470.59/721,469.96
  6. Step 6: Final answer
    x = 372,191.51

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1.5x scale

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.