Home / 756,370.94-1,043,772.64-412,215.71

Finding the Fourth Proportional to 756,370.94, 1,043,772.64 and 412,215.71

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Solution

The fourth proportional to 756,370.94, 1,043,772.64 and 412,215.71 is: 568,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,370.94 : 1,043,772.64 = 412,215.71 : x
  2. Step 2: Convert to fraction form
    756,370.94/1,043,772.64 = 412,215.71/x
  3. Step 3: Cross multiply
    756,370.94x = 1,043,772.64 × 412,215.71
  4. Step 4: Simplify right side
    756,370.94x = 430,259,473,626.77
  5. Step 5: Solve for x
    x = 430,259,473,626.77/756,370.94
  6. Step 6: Final answer
    x = 568,847.18

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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.