Home / 797,563.88-1,100,015.78-511,110.62

Finding the Fourth Proportional to 797,563.88, 1,100,015.78 and 511,110.62

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Solution

The fourth proportional to 797,563.88, 1,100,015.78 and 511,110.62 is: 704,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,563.88 : 1,100,015.78 = 511,110.62 : x
  2. Step 2: Convert to fraction form
    797,563.88/1,100,015.78 = 511,110.62/x
  3. Step 3: Cross multiply
    797,563.88x = 1,100,015.78 × 511,110.62
  4. Step 4: Simplify right side
    797,563.88x = 562,229,747,325.58
  5. Step 5: Solve for x
    x = 562,229,747,325.58/797,563.88
  6. Step 6: Final answer
    x = 704,933.81

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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.