Home / 486,229.35-670,193.38-325,025.58

Finding the Fourth Proportional to 486,229.35, 670,193.38 and 325,025.58

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Solution

The fourth proportional to 486,229.35, 670,193.38 and 325,025.58 is: 447,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,229.35 : 670,193.38 = 325,025.58 : x
  2. Step 2: Convert to fraction form
    486,229.35/670,193.38 = 325,025.58/x
  3. Step 3: Cross multiply
    486,229.35x = 670,193.38 × 325,025.58
  4. Step 4: Simplify right side
    486,229.35x = 217,829,992,046.66
  5. Step 5: Solve for x
    x = 217,829,992,046.66/486,229.35
  6. Step 6: Final answer
    x = 447,998.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.