Home / 756,267.12-1,043,674.92-412,131.24

Finding the Fourth Proportional to 756,267.12, 1,043,674.92 and 412,131.24

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Solution

The fourth proportional to 756,267.12, 1,043,674.92 and 412,131.24 is: 568,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,267.12 : 1,043,674.92 = 412,131.24 : x
  2. Step 2: Convert to fraction form
    756,267.12/1,043,674.92 = 412,131.24/x
  3. Step 3: Cross multiply
    756,267.12x = 1,043,674.92 × 412,131.24
  4. Step 4: Simplify right side
    756,267.12x = 430,131,038,936.50
  5. Step 5: Solve for x
    x = 430,131,038,936.50/756,267.12
  6. Step 6: Final answer
    x = 568,755.44

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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.