Home / 891,860.50-1,230,761.23-483,951.96

Finding the Fourth Proportional to 891,860.50, 1,230,761.23 and 483,951.96

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Solution

The fourth proportional to 891,860.50, 1,230,761.23 and 483,951.96 is: 667,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,860.50 : 1,230,761.23 = 483,951.96 : x
  2. Step 2: Convert to fraction form
    891,860.50/1,230,761.23 = 483,951.96/x
  3. Step 3: Cross multiply
    891,860.50x = 1,230,761.23 × 483,951.96
  4. Step 4: Simplify right side
    891,860.50x = 595,629,309,550.51
  5. Step 5: Solve for x
    x = 595,629,309,550.51/891,860.50
  6. Step 6: Final answer
    x = 667,850.31

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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.