Home / 893,950.24-1,340,039.64-419,786.80

Finding the Fourth Proportional to 893,950.24, 1,340,039.64 and 419,786.80

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Solution

The fourth proportional to 893,950.24, 1,340,039.64 and 419,786.80 is: 629,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,950.24 : 1,340,039.64 = 419,786.80 : x
  2. Step 2: Convert to fraction form
    893,950.24/1,340,039.64 = 419,786.80/x
  3. Step 3: Cross multiply
    893,950.24x = 1,340,039.64 × 419,786.80
  4. Step 4: Simplify right side
    893,950.24x = 562,530,952,348.75
  5. Step 5: Solve for x
    x = 562,530,952,348.75/893,950.24
  6. Step 6: Final answer
    x = 629,264.28

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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.