Home / 954,299.68-1,431,449.94-448,489.48

Finding the Fourth Proportional to 954,299.68, 1,431,449.94 and 448,489.48

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Solution

The fourth proportional to 954,299.68, 1,431,449.94 and 448,489.48 is: 672,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,299.68 : 1,431,449.94 = 448,489.48 : x
  2. Step 2: Convert to fraction form
    954,299.68/1,431,449.94 = 448,489.48/x
  3. Step 3: Cross multiply
    954,299.68x = 1,431,449.94 × 448,489.48
  4. Step 4: Simplify right side
    954,299.68x = 641,990,239,236.63
  5. Step 5: Solve for x
    x = 641,990,239,236.63/954,299.68
  6. Step 6: Final answer
    x = 672,734.42

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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.