Home / 544,991.16-816,305.22-263,919

Finding the Fourth Proportional to 544,991.16, 816,305.22 and 263,919

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Solution

The fourth proportional to 544,991.16, 816,305.22 and 263,919 is: 395,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,991.16 : 816,305.22 = 263,919 : x
  2. Step 2: Convert to fraction form
    544,991.16/816,305.22 = 263,919/x
  3. Step 3: Cross multiply
    544,991.16x = 816,305.22 × 263,919
  4. Step 4: Simplify right side
    544,991.16x = 215,438,457,357.18
  5. Step 5: Solve for x
    x = 215,438,457,357.18/544,991.16
  6. Step 6: Final answer
    x = 395,306.33

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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.