Home / 303,457.26-454,961.25-145,535.34

Finding the Fourth Proportional to 303,457.26, 454,961.25 and 145,535.34

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Solution

The fourth proportional to 303,457.26, 454,961.25 and 145,535.34 is: 218,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,457.26 : 454,961.25 = 145,535.34 : x
  2. Step 2: Convert to fraction form
    303,457.26/454,961.25 = 145,535.34/x
  3. Step 3: Cross multiply
    303,457.26x = 454,961.25 × 145,535.34
  4. Step 4: Simplify right side
    303,457.26x = 66,212,940,205.58
  5. Step 5: Solve for x
    x = 66,212,940,205.58/303,457.26
  6. Step 6: Final answer
    x = 218,195.27

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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.