Home / 756,519.75-1,043,997.26-416,995.29

Finding the Fourth Proportional to 756,519.75, 1,043,997.26 and 416,995.29

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Solution

The fourth proportional to 756,519.75, 1,043,997.26 and 416,995.29 is: 575,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,519.75 : 1,043,997.26 = 416,995.29 : x
  2. Step 2: Convert to fraction form
    756,519.75/1,043,997.26 = 416,995.29/x
  3. Step 3: Cross multiply
    756,519.75x = 1,043,997.26 × 416,995.29
  4. Step 4: Simplify right side
    756,519.75x = 435,341,938,107.93
  5. Step 5: Solve for x
    x = 435,341,938,107.93/756,519.75
  6. Step 6: Final answer
    x = 575,453.50

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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.