Home / 637,754.40-956,749.32-263,806.56

Finding the Fourth Proportional to 637,754.40, 956,749.32 and 263,806.56

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Solution

The fourth proportional to 637,754.40, 956,749.32 and 263,806.56 is: 395,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,754.40 : 956,749.32 = 263,806.56 : x
  2. Step 2: Convert to fraction form
    637,754.40/956,749.32 = 263,806.56/x
  3. Step 3: Cross multiply
    637,754.40x = 956,749.32 × 263,806.56
  4. Step 4: Simplify right side
    637,754.40x = 252,396,746,891.54
  5. Step 5: Solve for x
    x = 252,396,746,891.54/637,754.40
  6. Step 6: Final answer
    x = 395,758.53

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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.